Implemented URL query parsing for initial token /opa/?token=abcde

1 files changed, 1443 insertions, 0 deletions

diff --git a/afb-client/bower_components/tether/tether.js b/afb-client/bower_components/tether/tether.js
new file mode 100644
index 0000000..d5d0261
--- /dev/null
+++ b/afb-client/bower_components/tether/tether.js
@@ -0,0 +1,1443 @@
+/*! tether 0.6.5 */
+
+
+(function(root, factory) {
+  if (typeof define === 'function' && define.amd) {
+    define(factory);
+  } else if (typeof exports === 'object') {
+    module.exports = factory(require,exports,module);
+  } else {
+    root.Tether = factory();
+  }
+}(this, function(require,exports,module) {
+
+(function() {
+  var Evented, addClass, defer, deferred, extend, flush, getBounds, getOffsetParent, getOrigin, getScrollBarSize, getScrollParent, hasClass, node, removeClass, uniqueId, updateClasses, zeroPosCache,
+    __hasProp = {}.hasOwnProperty,
+    __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; },
+    __slice = [].slice;
+
+  if (this.Tether == null) {
+    this.Tether = {
+      modules: []
+    };
+  }
+
+  getScrollParent = function(el) {
+    var parent, position, scrollParent, style, _ref;
+    position = getComputedStyle(el).position;
+    if (position === 'fixed') {
+      return el;
+    }
+    scrollParent = void 0;
+    parent = el;
+    while (parent = parent.parentNode) {
+      try {
+        style = getComputedStyle(parent);
+      } catch (_error) {}
+      if (style == null) {
+        return parent;
+      }
+      if (/(auto|scroll)/.test(style['overflow'] + style['overflow-y'] + style['overflow-x'])) {
+        if (position !== 'absolute' || ((_ref = style['position']) === 'relative' || _ref === 'absolute' || _ref === 'fixed')) {
+          return parent;
+        }
+      }
+    }
+    return document.body;
+  };
+
+  uniqueId = (function() {
+    var id;
+    id = 0;
+    return function() {
+      return id++;
+    };
+  })();
+
+  zeroPosCache = {};
+
+  getOrigin = function(doc) {
+    var id, k, node, v, _ref;
+    node = doc._tetherZeroElement;
+    if (node == null) {
+      node = doc.createElement('div');
+      node.setAttribute('data-tether-id', uniqueId());
+      extend(node.style, {
+        top: 0,
+        left: 0,
+        position: 'absolute'
+      });
+      doc.body.appendChild(node);
+      doc._tetherZeroElement = node;
+    }
+    id = node.getAttribute('data-tether-id');
+    if (zeroPosCache[id] == null) {
+      zeroPosCache[id] = {};
+      _ref = node.getBoundingClientRect();
+      for (k in _ref) {
+        v = _ref[k];
+        zeroPosCache[id][k] = v;
+      }
+      defer(function() {
+        return zeroPosCache[id] = void 0;
+      });
+    }
+    return zeroPosCache[id];
+  };
+
+  node = null;
+
+  getBounds = function(el) {
+    var box, doc, docEl, k, origin, v, _ref;
+    if (el === document) {
+      doc = document;
+      el = document.documentElement;
+    } else {
+      doc = el.ownerDocument;
+    }
+    docEl = doc.documentElement;
+    box = {};
+    _ref = el.getBoundingClientRect();
+    for (k in _ref) {
+      v = _ref[k];
+      box[k] = v;
+    }
+    origin = getOrigin(doc);
+    box.top -= origin.top;
+    box.left -= origin.left;
+    if (box.width == null) {
+      box.width = document.body.scrollWidth - box.left - box.right;
+    }
+    if (box.height == null) {
+      box.height = document.body.scrollHeight - box.top - box.bottom;
+    }
+    box.top = box.top - docEl.clientTop;
+    box.left = box.left - docEl.clientLeft;
+    box.right = doc.body.clientWidth - box.width - box.left;
+    box.bottom = doc.body.clientHeight - box.height - box.top;
+    return box;
+  };
+
+  getOffsetParent = function(el) {
+    return el.offsetParent || document.documentElement;
+  };
+
+  getScrollBarSize = function() {
+    var inner, outer, width, widthContained, widthScroll;
+    inner = document.createElement('div');
+    inner.style.width = '100%';
+    inner.style.height = '200px';
+    outer = document.createElement('div');
+    extend(outer.style, {
+      position: 'absolute',
+      top: 0,
+      left: 0,
+      pointerEvents: 'none',
+      visibility: 'hidden',
+      width: '200px',
+      height: '150px',
+      overflow: 'hidden'
+    });
+    outer.appendChild(inner);
+    document.body.appendChild(outer);
+    widthContained = inner.offsetWidth;
+    outer.style.overflow = 'scroll';
+    widthScroll = inner.offsetWidth;
+    if (widthContained === widthScroll) {
+      widthScroll = outer.clientWidth;
+    }
+    document.body.removeChild(outer);
+    width = widthContained - widthScroll;
+    return {
+      width: width,
+      height: width
+    };
+  };
+
+  extend = function(out) {
+    var args, key, obj, val, _i, _len, _ref;
+    if (out == null) {
+      out = {};
+    }
+    args = [];
+    Array.prototype.push.apply(args, arguments);
+    _ref = args.slice(1);
+    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+      obj = _ref[_i];
+      if (obj) {
+        for (key in obj) {
+          if (!__hasProp.call(obj, key)) continue;
+          val = obj[key];
+          out[key] = val;
+        }
+      }
+    }
+    return out;
+  };
+
+  removeClass = function(el, name) {
+    var cls, _i, _len, _ref, _results;
+    if (el.classList != null) {
+      _ref = name.split(' ');
+      _results = [];
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        cls = _ref[_i];
+        if (cls.trim()) {
+          _results.push(el.classList.remove(cls));
+        }
+      }
+      return _results;
+    } else {
+      return el.className = el.className.replace(new RegExp("(^| )" + (name.split(' ').join('|')) + "( |$)", 'gi'), ' ');
+    }
+  };
+
+  addClass = function(el, name) {
+    var cls, _i, _len, _ref, _results;
+    if (el.classList != null) {
+      _ref = name.split(' ');
+      _results = [];
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        cls = _ref[_i];
+        if (cls.trim()) {
+          _results.push(el.classList.add(cls));
+        }
+      }
+      return _results;
+    } else {
+      removeClass(el, name);
+      return el.className += " " + name;
+    }
+  };
+
+  hasClass = function(el, name) {
+    if (el.classList != null) {
+      return el.classList.contains(name);
+    } else {
+      return new RegExp("(^| )" + name + "( |$)", 'gi').test(el.className);
+    }
+  };
+
+  updateClasses = function(el, add, all) {
+    var cls, _i, _j, _len, _len1, _results;
+    for (_i = 0, _len = all.length; _i < _len; _i++) {
+      cls = all[_i];
+      if (__indexOf.call(add, cls) < 0) {
+        if (hasClass(el, cls)) {
+          removeClass(el, cls);
+        }
+      }
+    }
+    _results = [];
+    for (_j = 0, _len1 = add.length; _j < _len1; _j++) {
+      cls = add[_j];
+      if (!hasClass(el, cls)) {
+        _results.push(addClass(el, cls));
+      } else {
+        _results.push(void 0);
+      }
+    }
+    return _results;
+  };
+
+  deferred = [];
+
+  defer = function(fn) {
+    return deferred.push(fn);
+  };
+
+  flush = function() {
+    var fn, _results;
+    _results = [];
+    while (fn = deferred.pop()) {
+      _results.push(fn());
+    }
+    return _results;
+  };
+
+  Evented = (function() {
+    function Evented() {}
+
+    Evented.prototype.on = function(event, handler, ctx, once) {
+      var _base;
+      if (once == null) {
+        once = false;
+      }
+      if (this.bindings == null) {
+        this.bindings = {};
+      }
+      if ((_base = this.bindings)[event] == null) {
+        _base[event] = [];
+      }
+      return this.bindings[event].push({
+        handler: handler,
+        ctx: ctx,
+        once: once
+      });
+    };
+
+    Evented.prototype.once = function(event, handler, ctx) {
+      return this.on(event, handler, ctx, true);
+    };
+
+    Evented.prototype.off = function(event, handler) {
+      var i, _ref, _results;
+      if (((_ref = this.bindings) != null ? _ref[event] : void 0) == null) {
+        return;
+      }
+      if (handler == null) {
+        return delete this.bindings[event];
+      } else {
+        i = 0;
+        _results = [];
+        while (i < this.bindings[event].length) {
+          if (this.bindings[event][i].handler === handler) {
+            _results.push(this.bindings[event].splice(i, 1));
+          } else {
+            _results.push(i++);
+          }
+        }
+        return _results;
+      }
+    };
+
+    Evented.prototype.trigger = function() {
+      var args, ctx, event, handler, i, once, _ref, _ref1, _results;
+      event = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
+      if ((_ref = this.bindings) != null ? _ref[event] : void 0) {
+        i = 0;
+        _results = [];
+        while (i < this.bindings[event].length) {
+          _ref1 = this.bindings[event][i], handler = _ref1.handler, ctx = _ref1.ctx, once = _ref1.once;
+          handler.apply(ctx != null ? ctx : this, args);
+          if (once) {
+            _results.push(this.bindings[event].splice(i, 1));
+          } else {
+            _results.push(i++);
+          }
+        }
+        return _results;
+      }
+    };
+
+    return Evented;
+
+  })();
+
+  this.Tether.Utils = {
+    getScrollParent: getScrollParent,
+    getBounds: getBounds,
+    getOffsetParent: getOffsetParent,
+    extend: extend,
+    addClass: addClass,
+    removeClass: removeClass,
+    hasClass: hasClass,
+    updateClasses: updateClasses,
+    defer: defer,
+    flush: flush,
+    uniqueId: uniqueId,
+    Evented: Evented,
+    getScrollBarSize: getScrollBarSize
+  };
+
+}).call(this);
+
+(function() {
+  var MIRROR_LR, MIRROR_TB, OFFSET_MAP, Tether, addClass, addOffset, attachmentToOffset, autoToFixedAttachment, defer, extend, flush, getBounds, getOffsetParent, getOuterSize, getScrollBarSize, getScrollParent, getSize, now, offsetToPx, parseAttachment, parseOffset, position, removeClass, tethers, transformKey, updateClasses, within, _Tether, _ref,
+    __slice = [].slice,
+    __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
+
+  if (this.Tether == null) {
+    throw new Error("You must include the utils.js file before tether.js");
+  }
+
+  Tether = this.Tether;
+
+  _ref = Tether.Utils, getScrollParent = _ref.getScrollParent, getSize = _ref.getSize, getOuterSize = _ref.getOuterSize, getBounds = _ref.getBounds, getOffsetParent = _ref.getOffsetParent, extend = _ref.extend, addClass = _ref.addClass, removeClass = _ref.removeClass, updateClasses = _ref.updateClasses, defer = _ref.defer, flush = _ref.flush, getScrollBarSize = _ref.getScrollBarSize;
+
+  within = function(a, b, diff) {
+    if (diff == null) {
+      diff = 1;
+    }
+    return (a + diff >= b && b >= a - diff);
+  };
+
+  transformKey = (function() {
+    var el, key, _i, _len, _ref1;
+    el = document.createElement('div');
+    _ref1 = ['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
+    for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+      key = _ref1[_i];
+      if (el.style[key] !== void 0) {
+        return key;
+      }
+    }
+  })();
+
+  tethers = [];
+
+  position = function() {
+    var tether, _i, _len;
+    for (_i = 0, _len = tethers.length; _i < _len; _i++) {
+      tether = tethers[_i];
+      tether.position(false);
+    }
+    return flush();
+  };
+
+  now = function() {
+    var _ref1;
+    return (_ref1 = typeof performance !== "undefined" && performance !== null ? typeof performance.now === "function" ? performance.now() : void 0 : void 0) != null ? _ref1 : +(new Date);
+  };
+
+  (function() {
+    var event, lastCall, lastDuration, pendingTimeout, tick, _i, _len, _ref1, _results;
+    lastCall = null;
+    lastDuration = null;
+    pendingTimeout = null;
+    tick = function() {
+      if ((lastDuration != null) && lastDuration > 16) {
+        lastDuration = Math.min(lastDuration - 16, 250);
+        pendingTimeout = setTimeout(tick, 250);
+        return;
+      }
+      if ((lastCall != null) && (now() - lastCall) < 10) {
+        return;
+      }
+      if (pendingTimeout != null) {
+        clearTimeout(pendingTimeout);
+        pendingTimeout = null;
+      }
+      lastCall = now();
+      position();
+      return lastDuration = now() - lastCall;
+    };
+    _ref1 = ['resize', 'scroll', 'touchmove'];
+    _results = [];
+    for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+      event = _ref1[_i];
+      _results.push(window.addEventListener(event, tick));
+    }
+    return _results;
+  })();
+
+  MIRROR_LR = {
+    center: 'center',
+    left: 'right',
+    right: 'left'
+  };
+
+  MIRROR_TB = {
+    middle: 'middle',
+    top: 'bottom',
+    bottom: 'top'
+  };
+
+  OFFSET_MAP = {
+    top: 0,
+    left: 0,
+    middle: '50%',
+    center: '50%',
+    bottom: '100%',
+    right: '100%'
+  };
+
+  autoToFixedAttachment = function(attachment, relativeToAttachment) {
+    var left, top;
+    left = attachment.left, top = attachment.top;
+    if (left === 'auto') {
+      left = MIRROR_LR[relativeToAttachment.left];
+    }
+    if (top === 'auto') {
+      top = MIRROR_TB[relativeToAttachment.top];
+    }
+    return {
+      left: left,
+      top: top
+    };
+  };
+
+  attachmentToOffset = function(attachment) {
+    var _ref1, _ref2;
+    return {
+      left: (_ref1 = OFFSET_MAP[attachment.left]) != null ? _ref1 : attachment.left,
+      top: (_ref2 = OFFSET_MAP[attachment.top]) != null ? _ref2 : attachment.top
+    };
+  };
+
+  addOffset = function() {
+    var left, offsets, out, top, _i, _len, _ref1;
+    offsets = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
+    out = {
+      top: 0,
+      left: 0
+    };
+    for (_i = 0, _len = offsets.length; _i < _len; _i++) {
+      _ref1 = offsets[_i], top = _ref1.top, left = _ref1.left;
+      if (typeof top === 'string') {
+        top = parseFloat(top, 10);
+      }
+      if (typeof left === 'string') {
+        left = parseFloat(left, 10);
+      }
+      out.top += top;
+      out.left += left;
+    }
+    return out;
+  };
+
+  offsetToPx = function(offset, size) {
+    if (typeof offset.left === 'string' && offset.left.indexOf('%') !== -1) {
+      offset.left = parseFloat(offset.left, 10) / 100 * size.width;
+    }
+    if (typeof offset.top === 'string' && offset.top.indexOf('%') !== -1) {
+      offset.top = parseFloat(offset.top, 10) / 100 * size.height;
+    }
+    return offset;
+  };
+
+  parseAttachment = parseOffset = function(value) {
+    var left, top, _ref1;
+    _ref1 = value.split(' '), top = _ref1[0], left = _ref1[1];
+    return {
+      top: top,
+      left: left
+    };
+  };
+
+  _Tether = (function() {
+    _Tether.modules = [];
+
+    function _Tether(options) {
+      this.position = __bind(this.position, this);
+      var module, _i, _len, _ref1, _ref2;
+      tethers.push(this);
+      this.history = [];
+      this.setOptions(options, false);
+      _ref1 = Tether.modules;
+      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+        module = _ref1[_i];
+        if ((_ref2 = module.initialize) != null) {
+          _ref2.call(this);
+        }
+      }
+      this.position();
+    }
+
+    _Tether.prototype.getClass = function(key) {
+      var _ref1, _ref2;
+      if ((_ref1 = this.options.classes) != null ? _ref1[key] : void 0) {
+        return this.options.classes[key];
+      } else if (((_ref2 = this.options.classes) != null ? _ref2[key] : void 0) !== false) {
+        if (this.options.classPrefix) {
+          return "" + this.options.classPrefix + "-" + key;
+        } else {
+          return key;
+        }
+      } else {
+        return '';
+      }
+    };
+
+    _Tether.prototype.setOptions = function(options, position) {
+      var defaults, key, _i, _len, _ref1, _ref2;
+      this.options = options;
+      if (position == null) {
+        position = true;
+      }
+      defaults = {
+        offset: '0 0',
+        targetOffset: '0 0',
+        targetAttachment: 'auto auto',
+        classPrefix: 'tether'
+      };
+      this.options = extend(defaults, this.options);
+      _ref1 = this.options, this.element = _ref1.element, this.target = _ref1.target, this.targetModifier = _ref1.targetModifier;
+      if (this.target === 'viewport') {
+        this.target = document.body;
+        this.targetModifier = 'visible';
+      } else if (this.target === 'scroll-handle') {
+        this.target = document.body;
+        this.targetModifier = 'scroll-handle';
+      }
+      _ref2 = ['element', 'target'];
+      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+        key = _ref2[_i];
+        if (this[key] == null) {
+          throw new Error("Tether Error: Both element and target must be defined");
+        }
+        if (this[key].jquery != null) {
+          this[key] = this[key][0];
+        } else if (typeof this[key] === 'string') {
+          this[key] = document.querySelector(this[key]);
+        }
+      }
+      addClass(this.element, this.getClass('element'));
+      addClass(this.target, this.getClass('target'));
+      if (!this.options.attachment) {
+        throw new Error("Tether Error: You must provide an attachment");
+      }
+      this.targetAttachment = parseAttachment(this.options.targetAttachment);
+      this.attachment = parseAttachment(this.options.attachment);
+      this.offset = parseOffset(this.options.offset);
+      this.targetOffset = parseOffset(this.options.targetOffset);
+      if (this.scrollParent != null) {
+        this.disable();
+      }
+      if (this.targetModifier === 'scroll-handle') {
+        this.scrollParent = this.target;
+      } else {
+        this.scrollParent = getScrollParent(this.target);
+      }
+      if (this.options.enabled !== false) {
+        return this.enable(position);
+      }
+    };
+
+    _Tether.prototype.getTargetBounds = function() {
+      var bounds, fitAdj, hasBottomScroll, height, out, scrollBottom, scrollPercentage, style, target;
+      if (this.targetModifier != null) {
+        switch (this.targetModifier) {
+          case 'visible':
+            if (this.target === document.body) {
+              return {
+                top: pageYOffset,
+                left: pageXOffset,
+                height: innerHeight,
+                width: innerWidth
+              };
+            } else {
+              bounds = getBounds(this.target);
+              out = {
+                height: bounds.height,
+                width: bounds.width,
+                top: bounds.top,
+                left: bounds.left
+              };
+              out.height = Math.min(out.height, bounds.height - (pageYOffset - bounds.top));
+              out.height = Math.min(out.height, bounds.height - ((bounds.top + bounds.height) - (pageYOffset + innerHeight)));
+              out.height = Math.min(innerHeight, out.height);
+              out.height -= 2;
+              out.width = Math.min(out.width, bounds.width - (pageXOffset - bounds.left));
+              out.width = Math.min(out.width, bounds.width - ((bounds.left + bounds.width) - (pageXOffset + innerWidth)));
+              out.width = Math.min(innerWidth, out.width);
+              out.width -= 2;
+              if (out.top < pageYOffset) {
+                out.top = pageYOffset;
+              }
+              if (out.left < pageXOffset) {
+                out.left = pageXOffset;
+              }
+              return out;
+            }
+            break;
+          case 'scroll-handle':
+            target = this.target;
+            if (target === document.body) {
+              target = document.documentElement;
+              bounds = {
+                left: pageXOffset,
+                top: pageYOffset,
+                height: innerHeight,
+                width: innerWidth
+              };
+            } else {
+              bounds = getBounds(target);
+            }
+            style = getComputedStyle(target);
+            hasBottomScroll = target.scrollWidth > target.clientWidth || 'scroll' === [style.overflow, style.overflowX] || this.target !== document.body;
+            scrollBottom = 0;
+            if (hasBottomScroll) {
+              scrollBottom = 15;
+            }
+            height = bounds.height - parseFloat(style.borderTopWidth) - parseFloat(style.borderBottomWidth) - scrollBottom;
+            out = {
+              width: 15,
+              height: height * 0.975 * (height / target.scrollHeight),
+              left: bounds.left + bounds.width - parseFloat(style.borderLeftWidth) - 15
+            };
+            fitAdj = 0;
+            if (height < 408 && this.target === document.body) {
+              fitAdj = -0.00011 * Math.pow(height, 2) - 0.00727 * height + 22.58;
+            }
+            if (this.target !== document.body) {
+              out.height = Math.max(out.height, 24);
+            }
+            scrollPercentage = this.target.scrollTop / (target.scrollHeight - height);
+            out.top = scrollPercentage * (height - out.height - fitAdj) + bounds.top + parseFloat(style.borderTopWidth);
+            if (this.target === document.body) {
+              out.height = Math.max(out.height, 24);
+            }
+            return out;
+        }
+      } else {
+        return getBounds(this.target);
+      }
+    };
+
+    _Tether.prototype.clearCache = function() {
+      return this._cache = {};
+    };
+
+    _Tether.prototype.cache = function(k, getter) {
+      if (this._cache == null) {
+        this._cache = {};
+      }
+      if (this._cache[k] == null) {
+        this._cache[k] = getter.call(this);
+      }
+      return this._cache[k];
+    };
+
+    _Tether.prototype.enable = function(position) {
+      if (position == null) {
+        position = true;
+      }
+      addClass(this.target, this.getClass('enabled'));
+      addClass(this.element, this.getClass('enabled'));
+      this.enabled = true;
+      if (this.scrollParent !== document) {
+        this.scrollParent.addEventListener('scroll', this.position);
+      }
+      if (position) {
+        return this.position();
+      }
+    };
+
+    _Tether.prototype.disable = function() {
+      removeClass(this.target, this.getClass('enabled'));
+      removeClass(this.element, this.getClass('enabled'));
+      this.enabled = false;
+      if (this.scrollParent != null) {
+        return this.scrollParent.removeEventListener('scroll', this.position);
+      }
+    };
+
+    _Tether.prototype.destroy = function() {
+      var i, tether, _i, _len, _results;
+      this.disable();
+      _results = [];
+      for (i = _i = 0, _len = tethers.length; _i < _len; i = ++_i) {
+        tether = tethers[i];
+        if (tether === this) {
+          tethers.splice(i, 1);
+          break;
+        } else {
+          _results.push(void 0);
+        }
+      }
+      return _results;
+    };
+
+    _Tether.prototype.updateAttachClasses = function(elementAttach, targetAttach) {
+      var add, all, side, sides, _i, _j, _len, _len1, _ref1,
+        _this = this;
+      if (elementAttach == null) {
+        elementAttach = this.attachment;
+      }
+      if (targetAttach == null) {
+        targetAttach = this.targetAttachment;
+      }
+      sides = ['left', 'top', 'bottom', 'right', 'middle', 'center'];
+      if ((_ref1 = this._addAttachClasses) != null ? _ref1.length : void 0) {
+        this._addAttachClasses.splice(0, this._addAttachClasses.length);
+      }
+      add = this._addAttachClasses != null ? this._addAttachClasses : this._addAttachClasses = [];
+      if (elementAttach.top) {
+        add.push("" + (this.getClass('element-attached')) + "-" + elementAttach.top);
+      }
+      if (elementAttach.left) {
+        add.push("" + (this.getClass('element-attached')) + "-" + elementAttach.left);
+      }
+      if (targetAttach.top) {
+        add.push("" + (this.getClass('target-attached')) + "-" + targetAttach.top);
+      }
+      if (targetAttach.left) {
+        add.push("" + (this.getClass('target-attached')) + "-" + targetAttach.left);
+      }
+      all = [];
+      for (_i = 0, _len = sides.length; _i < _len; _i++) {
+        side = sides[_i];
+        all.push("" + (this.getClass('element-attached')) + "-" + side);
+      }
+      for (_j = 0, _len1 = sides.length; _j < _len1; _j++) {
+        side = sides[_j];
+        all.push("" + (this.getClass('target-attached')) + "-" + side);
+      }
+      return defer(function() {
+        if (_this._addAttachClasses == null) {
+          return;
+        }
+        updateClasses(_this.element, _this._addAttachClasses, all);
+        updateClasses(_this.target, _this._addAttachClasses, all);
+        return _this._addAttachClasses = void 0;
+      });
+    };
+
+    _Tether.prototype.position = function(flushChanges) {
+      var elementPos, elementStyle, height, left, manualOffset, manualTargetOffset, module, next, offset, offsetBorder, offsetParent, offsetParentSize, offsetParentStyle, offsetPosition, ret, scrollLeft, scrollTop, scrollbarSize, side, targetAttachment, targetOffset, targetPos, targetSize, top, width, _i, _j, _len, _len1, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6,
+        _this = this;
+      if (flushChanges == null) {
+        flushChanges = true;
+      }
+      if (!this.enabled) {
+        return;
+      }
+      this.clearCache();
+      targetAttachment = autoToFixedAttachment(this.targetAttachment, this.attachment);
+      this.updateAttachClasses(this.attachment, targetAttachment);
+      elementPos = this.cache('element-bounds', function() {
+        return getBounds(_this.element);
+      });
+      width = elementPos.width, height = elementPos.height;
+      if (width === 0 && height === 0 && (this.lastSize != null)) {
+        _ref1 = this.lastSize, width = _ref1.width, height = _ref1.height;
+      } else {
+        this.lastSize = {
+          width: width,
+          height: height
+        };
+      }
+      targetSize = targetPos = this.cache('target-bounds', function() {
+        return _this.getTargetBounds();
+      });
+      offset = offsetToPx(attachmentToOffset(this.attachment), {
+        width: width,
+        height: height
+      });
+      targetOffset = offsetToPx(attachmentToOffset(targetAttachment), targetSize);
+      manualOffset = offsetToPx(this.offset, {
+        width: width,
+        height: height
+      });
+      manualTargetOffset = offsetToPx(this.targetOffset, targetSize);
+      offset = addOffset(offset, manualOffset);
+      targetOffset = addOffset(targetOffset, manualTargetOffset);
+      left = targetPos.left + targetOffset.left - offset.left;
+      top = targetPos.top + targetOffset.top - offset.top;
+      _ref2 = Tether.modules;
+      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+        module = _ref2[_i];
+        ret = module.position.call(this, {
+          left: left,
+          top: top,
+          targetAttachment: targetAttachment,
+          targetPos: targetPos,
+          attachment: this.attachment,
+          elementPos: elementPos,
+          offset: offset,
+          targetOffset: targetOffset,
+          manualOffset: manualOffset,
+          manualTargetOffset: manualTargetOffset,
+          scrollbarSize: scrollbarSize
+        });
+        if ((ret == null) || typeof ret !== 'object') {
+          continue;
+        } else if (ret === false) {
+          return false;
+        } else {
+          top = ret.top, left = ret.left;
+        }
+      }
+      next = {
+        page: {
+          top: top,
+          left: left
+        },
+        viewport: {
+          top: top - pageYOffset,
+          bottom: pageYOffset - top - height + innerHeight,
+          left: left - pageXOffset,
+          right: pageXOffset - left - width + innerWidth
+        }
+      };
+      if (document.body.scrollWidth > window.innerWidth) {
+        scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
+        next.viewport.bottom -= scrollbarSize.height;
+      }
+      if (document.body.scrollHeight > window.innerHeight) {
+        scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
+        next.viewport.right -= scrollbarSize.width;
+      }
+      if (((_ref3 = document.body.style.position) !== '' && _ref3 !== 'static') || ((_ref4 = document.body.parentElement.style.position) !== '' && _ref4 !== 'static')) {
+        next.page.bottom = document.body.scrollHeight - top - height;
+        next.page.right = document.body.scrollWidth - left - width;
+      }
+      if (((_ref5 = this.options.optimizations) != null ? _ref5.moveElement : void 0) !== false && (this.targetModifier == null)) {
+        offsetParent = this.cache('target-offsetparent', function() {
+          return getOffsetParent(_this.target);
+        });
+        offsetPosition = this.cache('target-offsetparent-bounds', function() {
+          return getBounds(offsetParent);
+        });
+        offsetParentStyle = getComputedStyle(offsetParent);
+        elementStyle = getComputedStyle(this.element);
+        offsetParentSize = offsetPosition;
+        offsetBorder = {};
+        _ref6 = ['Top', 'Left', 'Bottom', 'Right'];
+        for (_j = 0, _len1 = _ref6.length; _j < _len1; _j++) {
+          side = _ref6[_j];
+          offsetBorder[side.toLowerCase()] = parseFloat(offsetParentStyle["border" + side + "Width"]);
+        }
+        offsetPosition.right = document.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
+        offsetPosition.bottom = document.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
+        if (next.page.top >= (offsetPosition.top + offsetBorder.top) && next.page.bottom >= offsetPosition.bottom) {
+          if (next.page.left >= (offsetPosition.left + offsetBorder.left) && next.page.right >= offsetPosition.right) {
+            scrollTop = offsetParent.scrollTop;
+            scrollLeft = offsetParent.scrollLeft;
+            next.offset = {
+              top: next.page.top - offsetPosition.top + scrollTop - offsetBorder.top,
+              left: next.page.left - offsetPosition.left + scrollLeft - offsetBorder.left
+            };
+          }
+        }
+      }
+      this.move(next);
+      this.history.unshift(next);
+      if (this.history.length > 3) {
+        this.history.pop();
+      }
+      if (flushChanges) {
+        flush();
+      }
+      return true;
+    };
+
+    _Tether.prototype.move = function(position) {
+      var css, elVal, found, key, moved, offsetParent, point, same, transcribe, type, val, write, writeCSS, _i, _len, _ref1, _ref2,
+        _this = this;
+      if (this.element.parentNode == null) {
+        return;
+      }
+      same = {};
+      for (type in position) {
+        same[type] = {};
+        for (key in position[type]) {
+          found = false;
+          _ref1 = this.history;
+          for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
+            point = _ref1[_i];
+            if (!within((_ref2 = point[type]) != null ? _ref2[key] : void 0, position[type][key])) {
+              found = true;
+              break;
+            }
+          }
+          if (!found) {
+            same[type][key] = true;
+          }
+        }
+      }
+      css = {
+        top: '',
+        left: '',
+        right: '',
+        bottom: ''
+      };
+      transcribe = function(same, pos) {
+        var xPos, yPos, _ref3;
+        if (((_ref3 = _this.options.optimizations) != null ? _ref3.gpu : void 0) !== false) {
+          if (same.top) {
+            css.top = 0;
+            yPos = pos.top;
+          } else {
+            css.bottom = 0;
+            yPos = -pos.bottom;
+          }
+          if (same.left) {
+            css.left = 0;
+            xPos = pos.left;
+          } else {
+            css.right = 0;
+            xPos = -pos.right;
+          }
+          css[transformKey] = "translateX(" + (Math.round(xPos)) + "px) translateY(" + (Math.round(yPos)) + "px)";
+          if (transformKey !== 'msTransform') {
+            return css[transformKey] += " translateZ(0)";
+          }
+        } else {
+          if (same.top) {
+            css.top = "" + pos.top + "px";
+          } else {
+            css.bottom = "" + pos.bottom + "px";
+          }
+          if (same.left) {
+            return css.left = "" + pos.left + "px";
+          } else {
+            return css.right = "" + pos.right + "px";
+          }
+        }
+      };
+      moved = false;
+      if ((same.page.top || same.page.bottom) && (same.page.left || same.page.right)) {
+        css.position = 'absolute';
+        transcribe(same.page, position.page);
+      } else if ((same.viewport.top || same.viewport.bottom) && (same.viewport.left || same.viewport.right)) {
+        css.position = 'fixed';
+        transcribe(same.viewport, position.viewport);
+      } else if ((same.offset != null) && same.offset.top && same.offset.left) {
+        css.position = 'absolute';
+        offsetParent = this.cache('target-offsetparent', function() {
+          return getOffsetParent(_this.target);
+        });
+        if (getOffsetParent(this.element) !== offsetParent) {
+          defer(function() {
+            _this.element.parentNode.removeChild(_this.element);
+            return offsetParent.appendChild(_this.element);
+          });
+        }
+        transcribe(same.offset, position.offset);
+        moved = true;
+      } else {
+        css.position = 'absolute';
+        transcribe({
+          top: true,
+          left: true
+        }, position.page);
+      }
+      if (!moved && this.element.parentNode.tagName !== 'BODY') {
+        this.element.parentNode.removeChild(this.element);
+        document.body.appendChild(this.element);
+      }
+      writeCSS = {};
+      write = false;
+      for (key in css) {
+        val = css[key];
+        elVal = this.element.style[key];
+        if (elVal !== '' && val !== '' && (key === 'top' || key === 'left' || key === 'bottom' || key === 'right')) {
+          elVal = parseFloat(elVal);
+          val = parseFloat(val);
+        }
+        if (elVal !== val) {
+          write = true;
+          writeCSS[key] = css[key];
+        }
+      }
+      if (write) {
+        return defer(function() {
+          return extend(_this.element.style, writeCSS);
+        });
+      }
+    };
+
+    return _Tether;
+
+  })();
+
+  Tether.position = position;
+
+  this.Tether = extend(_Tether, Tether);
+
+}).call(this);
+
+(function() {
+  var BOUNDS_FORMAT, MIRROR_ATTACH, defer, extend, getBoundingRect, getBounds, getOuterSize, getSize, updateClasses, _ref,
+    __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
+
+  _ref = this.Tether.Utils, getOuterSize = _ref.getOuterSize, getBounds = _ref.getBounds, getSize = _ref.getSize, extend = _ref.extend, updateClasses = _ref.updateClasses, defer = _ref.defer;
+
+  MIRROR_ATTACH = {
+    left: 'right',
+    right: 'left',
+    top: 'bottom',
+    bottom: 'top',
+    middle: 'middle'
+  };
+
+  BOUNDS_FORMAT = ['left', 'top', 'right', 'bottom'];
+
+  getBoundingRect = function(tether, to) {
+    var i, pos, side, size, style, _i, _len;
+    if (to === 'scrollParent') {
+      to = tether.scrollParent;
+    } else if (to === 'window') {
+      to = [pageXOffset, pageYOffset, innerWidth + pageXOffset, innerHeight + pageYOffset];
+    }
+    if (to === document) {
+      to = to.documentElement;
+    }
+    if (to.nodeType != null) {
+      pos = size = getBounds(to);
+      style = getComputedStyle(to);
+      to = [pos.left, pos.top, size.width + pos.left, size.height + pos.top];
+      for (i = _i = 0, _len = BOUNDS_FORMAT.length; _i < _len; i = ++_i) {
+        side = BOUNDS_FORMAT[i];
+        side = side[0].toUpperCase() + side.substr(1);
+        if (side === 'Top' || side === 'Left') {
+          to[i] += parseFloat(style["border" + side + "Width"]);
+        } else {
+          to[i] -= parseFloat(style["border" + side + "Width"]);
+        }
+      }
+    }
+    return to;
+  };
+
+  this.Tether.modules.push({
+    position: function(_arg) {
+      var addClasses, allClasses, attachment, bounds, changeAttachX, changeAttachY, cls, constraint, eAttachment, height, left, oob, oobClass, p, pin, pinned, pinnedClass, removeClass, side, tAttachment, targetAttachment, targetHeight, targetSize, targetWidth, to, top, width, _i, _j, _k, _l, _len, _len1, _len2, _len3, _len4, _len5, _m, _n, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7, _ref8,
+        _this = this;
+      top = _arg.top, left = _arg.left, targetAttachment = _arg.targetAttachment;
+      if (!this.options.constraints) {
+        return true;
+      }
+      removeClass = function(prefix) {
+        var side, _i, _len, _results;
+        _this.removeClass(prefix);
+        _results = [];
+        for (_i = 0, _len = BOUNDS_FORMAT.length; _i < _len; _i++) {
+          side = BOUNDS_FORMAT[_i];
+          _results.push(_this.removeClass("" + prefix + "-" + side));
+        }
+        return _results;
+      };
+      _ref1 = this.cache('element-bounds', function() {
+        return getBounds(_this.element);
+      }), height = _ref1.height, width = _ref1.width;
+      if (width === 0 && height === 0 && (this.lastSize != null)) {
+        _ref2 = this.lastSize, width = _ref2.width, height = _ref2.height;
+      }
+      targetSize = this.cache('target-bounds', function() {
+        return _this.getTargetBounds();
+      });
+      targetHeight = targetSize.height;
+      targetWidth = targetSize.width;
+      tAttachment = {};
+      eAttachment = {};
+      allClasses = [this.getClass('pinned'), this.getClass('out-of-bounds')];
+      _ref3 = this.options.constraints;
+      for (_i = 0, _len = _ref3.length; _i < _len; _i++) {
+        constraint = _ref3[_i];
+        if (constraint.outOfBoundsClass) {
+          allClasses.push(constraint.outOfBoundsClass);
+        }
+        if (constraint.pinnedClass) {
+          allClasses.push(constraint.pinnedClass);
+        }
+      }
+      for (_j = 0, _len1 = allClasses.length; _j < _len1; _j++) {
+        cls = allClasses[_j];
+        _ref4 = ['left', 'top', 'right', 'bottom'];
+        for (_k = 0, _len2 = _ref4.length; _k < _len2; _k++) {
+          side = _ref4[_k];
+          allClasses.push("" + cls + "-" + side);
+        }
+      }
+      addClasses = [];
+      tAttachment = extend({}, targetAttachment);
+      eAttachment = extend({}, this.attachment);
+      _ref5 = this.options.constraints;
+      for (_l = 0, _len3 = _ref5.length; _l < _len3; _l++) {
+        constraint = _ref5[_l];
+        to = constraint.to, attachment = constraint.attachment, pin = constraint.pin;
+        if (attachment == null) {
+          attachment = '';
+        }
+        if (__indexOf.call(attachment, ' ') >= 0) {
+          _ref6 = attachment.split(' '), changeAttachY = _ref6[0], changeAttachX = _ref6[1];
+        } else {
+          changeAttachX = changeAttachY = attachment;
+        }
+        bounds = getBoundingRect(this, to);
+        if (changeAttachY === 'target' || changeAttachY === 'both') {
+          if (top < bounds[1] && tAttachment.top === 'top') {
+            top += targetHeight;
+            tAttachment.top = 'bottom';
+          }
+          if (top + height > bounds[3] && tAttachment.top === 'bottom') {
+            top -= targetHeight;
+            tAttachment.top = 'top';
+          }
+        }
+        if (changeAttachY === 'together') {
+          if (top < bounds[1] && tAttachment.top === 'top') {
+            if (eAttachment.top === 'bottom') {
+              top += targetHeight;
+              tAttachment.top = 'bottom';
+              top += height;
+              eAttachment.top = 'top';
+            } else if (eAttachment.top === 'top') {
+              top += targetHeight;
+              tAttachment.top = 'bottom';
+              top -= height;
+              eAttachment.top = 'bottom';
+            }
+          }
+          if (top + height > bounds[3] && tAttachment.top === 'bottom') {
+            if (eAttachment.top === 'top') {
+              top -= targetHeight;
+              tAttachment.top = 'top';
+              top -= height;
+              eAttachment.top = 'bottom';
+            } else if (eAttachment.top === 'bottom') {
+              top -= targetHeight;
+              tAttachment.top = 'top';
+              top += height;
+              eAttachment.top = 'top';
+            }
+          }
+          if (tAttachment.top === 'middle') {
+            if (top + height > bounds[3] && eAttachment.top === 'top') {
+              top -= height;
+              eAttachment.top = 'bottom';
+            } else if (top < bounds[1] && eAttachment.top === 'bottom') {
+              top += height;
+              eAttachment.top = 'top';
+            }
+          }
+        }
+        if (changeAttachX === 'target' || changeAttachX === 'both') {
+          if (left < bounds[0] && tAttachment.left === 'left') {
+            left += targetWidth;
+            tAttachment.left = 'right';
+          }
+          if (left + width > bounds[2] && tAttachment.left === 'right') {
+            left -= targetWidth;
+            tAttachment.left = 'left';
+          }
+        }
+        if (changeAttachX === 'together') {
+          if (left < bounds[0] && tAttachment.left === 'left') {
+            if (eAttachment.left === 'right') {
+              left += targetWidth;
+              tAttachment.left = 'right';
+              left += width;
+              eAttachment.left = 'left';
+            } else if (eAttachment.left === 'left') {
+              left += targetWidth;
+              tAttachment.left = 'right';
+              left -= width;
+              eAttachment.left = 'right';
+            }
+          } else if (left + width > bounds[2] && tAttachment.left === 'right') {
+            if (eAttachment.left === 'left') {
+              left -= targetWidth;
+              tAttachment.left = 'left';
+              left -= width;
+              eAttachment.left = 'right';
+            } else if (eAttachment.left === 'right') {
+              left -= targetWidth;
+              tAttachment.left = 'left';
+              left += width;
+              eAttachment.left = 'left';
+            }
+          } else if (tAttachment.left === 'center') {
+            if (left + width > bounds[2] && eAttachment.left === 'left') {
+              left -= width;
+              eAttachment.left = 'right';
+            } else if (left < bounds[0] && eAttachment.left === 'right') {
+              left += width;
+              eAttachment.left = 'left';
+            }
+          }
+        }
+        if (changeAttachY === 'element' || changeAttachY === 'both') {
+          if (top < bounds[1] && eAttachment.top === 'bottom') {
+            top += height;
+            eAttachment.top = 'top';
+          }
+          if (top + height > bounds[3] && eAttachment.top === 'top') {
+            top -= height;
+            eAttachment.top = 'bottom';
+          }
+        }
+        if (changeAttachX === 'element' || changeAttachX === 'both') {
+          if (left < bounds[0] && eAttachment.left === 'right') {
+            left += width;
+            eAttachment.left = 'left';
+          }
+          if (left + width > bounds[2] && eAttachment.left === 'left') {
+            left -= width;
+            eAttachment.left = 'right';
+          }
+        }
+        if (typeof pin === 'string') {
+          pin = (function() {
+            var _len4, _m, _ref7, _results;
+            _ref7 = pin.split(',');
+            _results = [];
+            for (_m = 0, _len4 = _ref7.length; _m < _len4; _m++) {
+              p = _ref7[_m];
+              _results.push(p.trim());
+            }
+            return _results;
+          })();
+        } else if (pin === true) {
+          pin = ['top', 'left', 'right', 'bottom'];
+        }
+        pin || (pin = []);
+        pinned = [];
+        oob = [];
+        if (top < bounds[1]) {
+          if (__indexOf.call(pin, 'top') >= 0) {
+            top = bounds[1];
+            pinned.push('top');
+          } else {
+            oob.push('top');
+          }
+        }
+        if (top + height > bounds[3]) {
+          if (__indexOf.call(pin, 'bottom') >= 0) {
+            top = bounds[3] - height;
+            pinned.push('bottom');
+          } else {
+            oob.push('bottom');
+          }
+        }
+        if (left < bounds[0]) {
+          if (__indexOf.call(pin, 'left') >= 0) {
+            left = bounds[0];
+            pinned.push('left');
+          } else {
+            oob.push('left');
+          }
+        }
+        if (left + width > bounds[2]) {
+          if (__indexOf.call(pin, 'right') >= 0) {
+            left = bounds[2] - width;
+            pinned.push('right');
+          } else {
+            oob.push('right');
+          }
+        }
+        if (pinned.length) {
+          pinnedClass = (_ref7 = this.options.pinnedClass) != null ? _ref7 : this.getClass('pinned');
+          addClasses.push(pinnedClass);
+          for (_m = 0, _len4 = pinned.length; _m < _len4; _m++) {
+            side = pinned[_m];
+            addClasses.push("" + pinnedClass + "-" + side);
+          }
+        }
+        if (oob.length) {
+          oobClass = (_ref8 = this.options.outOfBoundsClass) != null ? _ref8 : this.getClass('out-of-bounds');
+          addClasses.push(oobClass);
+          for (_n = 0, _len5 = oob.length; _n < _len5; _n++) {
+            side = oob[_n];
+            addClasses.push("" + oobClass + "-" + side);
+          }
+        }
+        if (__indexOf.call(pinned, 'left') >= 0 || __indexOf.call(pinned, 'right') >= 0) {
+          eAttachment.left = tAttachment.left = false;
+        }
+        if (__indexOf.call(pinned, 'top') >= 0 || __indexOf.call(pinned, 'bottom') >= 0) {
+          eAttachment.top = tAttachment.top = false;
+        }
+        if (tAttachment.top !== targetAttachment.top || tAttachment.left !== targetAttachment.left || eAttachment.top !== this.attachment.top || eAttachment.left !== this.attachment.left) {
+          this.updateAttachClasses(eAttachment, tAttachment);
+        }
+      }
+      defer(function() {
+        updateClasses(_this.target, addClasses, allClasses);
+        return updateClasses(_this.element, addClasses, allClasses);
+      });
+      return {
+        top: top,
+        left: left
+      };
+    }
+  });
+
+}).call(this);
+
+(function() {
+  var defer, getBounds, updateClasses, _ref;
+
+  _ref = this.Tether.Utils, getBounds = _ref.getBounds, updateClasses = _ref.updateClasses, defer = _ref.defer;
+
+  this.Tether.modules.push({
+    position: function(_arg) {
+      var abutted, addClasses, allClasses, bottom, height, left, right, side, sides, targetPos, top, width, _i, _j, _k, _l, _len, _len1, _len2, _len3, _ref1, _ref2, _ref3, _ref4, _ref5,
+        _this = this;
+      top = _arg.top, left = _arg.left;
+      _ref1 = this.cache('element-bounds', function() {
+        return getBounds(_this.element);
+      }), height = _ref1.height, width = _ref1.width;
+      targetPos = this.getTargetBounds();
+      bottom = top + height;
+      right = left + width;
+      abutted = [];
+      if (top <= targetPos.bottom && bottom >= targetPos.top) {
+        _ref2 = ['left', 'right'];
+        for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
+          side = _ref2[_i];
+          if ((_ref3 = targetPos[side]) === left || _ref3 === right) {
+            abutted.push(side);
+          }
+        }
+      }
+      if (left <= targetPos.right && right >= targetPos.left) {
+        _ref4 = ['top', 'bottom'];
+        for (_j = 0, _len1 = _ref4.length; _j < _len1; _j++) {
+          side = _ref4[_j];
+          if ((_ref5 = targetPos[side]) === top || _ref5 === bottom) {
+            abutted.push(side);
+          }
+        }
+      }
+      allClasses = [];
+      addClasses = [];
+      sides = ['left', 'top', 'right', 'bottom'];
+      allClasses.push(this.getClass('abutted'));
+      for (_k = 0, _len2 = sides.length; _k < _len2; _k++) {
+        side = sides[_k];
+        allClasses.push("" + (this.getClass('abutted')) + "-" + side);
+      }
+      if (abutted.length) {
+        addClasses.push(this.getClass('abutted'));
+      }
+      for (_l = 0, _len3 = abutted.length; _l < _len3; _l++) {
+        side = abutted[_l];
+        addClasses.push("" + (this.getClass('abutted')) + "-" + side);
+      }
+      defer(function() {
+        updateClasses(_this.target, addClasses, allClasses);
+        return updateClasses(_this.element, addClasses, allClasses);
+      });
+      return true;
+    }
+  });
+
+}).call(this);
+
+(function() {
+  this.Tether.modules.push({
+    position: function(_arg) {
+      var left, result, shift, shiftLeft, shiftTop, top, _ref;
+      top = _arg.top, left = _arg.left;
+      if (!this.options.shift) {
+        return;
+      }
+      result = function(val) {
+        if (typeof val === 'function') {
+          return val.call(this, {
+            top: top,
+            left: left
+          });
+        } else {
+          return val;
+        }
+      };
+      shift = result(this.options.shift);
+      if (typeof shift === 'string') {
+        shift = shift.split(' ');
+        shift[1] || (shift[1] = shift[0]);
+        shiftTop = shift[0], shiftLeft = shift[1];
+        shiftTop = parseFloat(shiftTop, 10);
+        shiftLeft = parseFloat(shiftLeft, 10);
+      } else {
+        _ref = [shift.top, shift.left], shiftTop = _ref[0], shiftLeft = _ref[1];
+      }
+      top += shiftTop;
+      left += shiftLeft;
+      return {
+        top: top,
+        left: left
+      };
+    }
+  });
+
+}).call(this);
+
+return this.Tether;
+
+}));