if (!UserVoice) {
  var UserVoice = {};
}

UserVoice.Util = {
	sslAssetHost: "https://cdn.uservoice.com",
	assetHost: "http://cdn.uservoice.com",
  getAssetHost: function() {
    return ("https:" == document.location.protocol) ? this.sslAssetHost : this.assetHost;
  },
  render: function(template, params) {
    return template.replace(/\#{([^{}]*)}/g,
      function (a, b) {
          var r = params[b];
          return typeof r === 'string' || typeof r === 'number' ? r : a;
      }
    )
  },
  toQueryString: function(params) {
	  var pairs = [];
	  for (key in params) { 
		  if (params[key] != null && params[key] != '') {
  		  pairs.push([key, params[key]].join('='));
      }
    }
    return pairs.join('&');
  },
  isIE6: function() {
    if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)) { 
      var version = new Number(RegExp.$1);
      return version < 7;
    } else {
      return false;
    }
  },
  includeCss: function(css) {
    var styleElement = document.createElement('style');
    styleElement.setAttribute('type', 'text/css');
    styleElement.setAttribute('media', 'screen');
    if (styleElement.styleSheet) {
      styleElement.styleSheet.cssText = css;
    } else {
      styleElement.appendChild(document.createTextNode(css));
    }
    document.getElementsByTagName('head')[0].appendChild(styleElement);
  }
}

UserVoice.Page = {
  getDimensions: function() {
    var de = document.documentElement;
    var width = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
    var height = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
    return {width: width, height: height};
  }
}

UserVoice.Dialog = {
  preload: function(id_or_html) {
    if (!this.preloaded) {
      var element = document.getElementById(id_or_html);
      var html = (element == null) ? id_or_html : element.innerHTML;
      this.setContent(html);
      this.preloaded = true;   
    } 
  },
  show: function(id_or_html) {
    if (!this.preloaded) {
      this.preload(id_or_html);
    }
    this.Overlay.show();
    this.setPosition();
    UserVoice.Element.addClassName(this.htmlElement(), 'dialog-open');
    this.element().style.display = 'block';
    this.preloaded = false;
  },

  close: function() {
		var change = UserVoice.needsConfirm;
		if(change){
		  var answer = confirm(change);
		  if(!answer) {
			   return
	  	}
		}
    this.element().style.display = 'none';
    UserVoice.Element.removeClassName(this.htmlElement(), 'dialog-open');
    this.Overlay.hide();
    UserVoice.onClose();
  },

  /****** Protected Methods ******/

  id: 'uservoice-dialog',
	css_template: "\
    #uservoice-dialog {\
      z-index: 100003;\
      display: block;\
      text-align: left;\
      margin: -2em auto 0 auto;\
      position: absolute; \
    }\
    \
    #uservoice-overlay {\
      position: absolute;\
      z-index:100002;\
      width: 100%;\
      height: 100%;\
      left: 0;\
      top: 0;\
      background-color: #000;\
      opacity: .7;\
    	filter: alpha(opacity=70);\
    }\
    \
    #uservoice-dialog[id],\
    #uservoice-overlay[id] {\
    	position:fixed;\
    }\
    \
    #uservoice-overlay p {\
      padding: 5px;\
      color: #ddd;\
      font: bold 14px arial, sans-serif;\
      margin: 0;\
      letter-spacing: -1px;\
    }\
    \
    #uservoice-dialog #uservoice-dialog-close {\
      position: absolute;\
      height: 48px;\
      width: 48px;\
      top: -11px;\
      right: -12px;\
      color: #06c;\
      cursor: pointer;\
      background-position: 0 0;\
      background-repeat: no-repeat;\
      background-color: transparent;\
    }\
    \
    * html.dialog-open body {\
      height: 100%;\
    }\
    \
    * html.dialog-open,\
    * html.dialog-open body {\
      overflow: hidden;\
    }\
    \
    html.dialog-open object,\
    html.dialog-open embed,\
    * html.dialog-open select {\
      visibility: hidden;\
    }\
    \
    * html #uservoice-overlay {\
      width: 110%;\
    }\
    \
    * html #uservoice-dialog #uservoice-dialog-close {\
      background: none;\
      filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='https://uservoice.com/images/icons/close.png');\
    }\
	  \
  	a#uservoice-dialog-close { background-image: url(#{background_image_url}); }",

  element: function() {
    if (!document.getElementById(this.id)){
      var dummy = document.createElement('div');
      dummy.innerHTML = '<div id="'+this.id+'" class="uservoice-component" style="display:none;">' + 
        '<a href="#" onclick="UserVoice.Dialog.close(); return false;" id="'+this.id+'-close"><span style="display: none;">Close</span></a>' + 
        '<div id="'+this.id+'-content"></div></div>';
      /* this is the safe way to do insertion in IE when the page has yet to be loaded */  
      document.body.insertBefore(dummy.firstChild, document.body.firstChild);      
    }
    return document.getElementById(this.id);
  },

  setContent: function(html) {
    this.element() // lazily created
    if (typeof(Prototype) != 'undefined') { // gracefully degredation in the absence of Prototype.js
      document.getElementById(this.id+"-content").innerHTML = html.stripScripts();
      setTimeout(function() {html.evalScripts()}, 100);
    } else {
      document.getElementById(this.id+"-content").innerHTML = html;
    }
  },

  setPosition: function() {
    var dialogDimensions = UserVoice.Element.getDimensions(this.element());
    var pageDimensions = UserVoice.Page.getDimensions();

    var els = this.element().style;
    els.width = 'auto';
    els.height = 'auto';
    els.left = ((pageDimensions.width - dialogDimensions.width)/2) + "px";
    els.top = ((pageDimensions.height - dialogDimensions.height)/2) + "px";
  },

  htmlElement: function() {
    return document.getElementsByTagName('html')[0];
  }
}

UserVoice.Dialog.Overlay = {

  show: function() {
    this.element().style.display = 'block';
  },

  hide: function() {
    this.element().style.display = 'none';
  },

  /****** Protected Methods ******/

  id: 'uservoice-overlay',

  element: function() {
    if (!document.getElementById(this.id)) {
      var dummy = document.createElement('div');
      dummy.innerHTML = '<div id="'+this.id+'" class="uservoice-component" onclick="UserVoice.Dialog.close(); return false;" style="display:none;"></div>';
      /* this is the safe way to do insertion in IE when the page has yet to be loaded */
      document.body.insertBefore(dummy.firstChild, document.body.firstChild);      
    }
    return document.getElementById(this.id);
  }
}

// Culled from Prototype.js
UserVoice.Element = {
  getDimensions: function(element) {
    var display = element.display;
    if (display != 'none' && display != null) { // Safari bug
      return {width: element.offsetWidth, height: element.offsetHeight};
    }
    
    // All *Width and *Height properties give 0 on elements with display none,
    // so enable the element temporarily
    var els = element.style;
    var originalVisibility = els.visibility;
    var originalPosition = els.position;
    var originalDisplay = els.display;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = 'block';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = originalDisplay;
    els.position = originalPosition;
    els.visibility = originalVisibility;
    return {width: originalWidth, height: originalHeight};
  },

  hasClassName: function(element, className) {
    var elementClassName = element.className;
    return (elementClassName.length > 0 && (elementClassName == className || new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
  },

  addClassName: function(element, className) {
    if (!this.hasClassName(element, className)) {
      element.className += (element.className ? ' ' : '') + className;
    }
    return element;
  },

  removeClassName: function(element, className) {
    element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ');
    return element;
  }
}

UserVoice.needsConfirm = false;
UserVoice.onClose = function() {};

// Load CSS and images
UserVoice.Util.includeCss(UserVoice.Util.render(UserVoice.Dialog.css_template, {background_image_url: UserVoice.Util.getAssetHost()+'/images/icons/close.png'}));

UserVoice.PopIn = {
  show: function() {
    var referer = window.location.href;
    if (referer.indexOf('?') != -1) { referer = referer.substring(0, referer.indexOf('?')) } // strip params
    var url = "http://tunegenie.uservoice.com/pages/11739-general/widgets/popin.html?referer=" + referer;
    UserVoice.Dialog.show("<iframe src=\"" + url + "\" frameborder=\"0\" scrolling=\"no\" allowtransparency=\"true\" width=\"350px\" height=\"400px\"></iframe>");
  }
}


document.write("\n  <style type=\"text\/css\">\n    a#uservoice-feedback-tab {\n      position: fixed;\n      right: 0;\n      top: 40%;\n      display: block;\n      background: #0e415e url(http:\/\/tunegenie.uservoice.com\/images\/feedback_tab.png) -2px 50% no-repeat;\n      width: 25px;\n      height: 90px;\n      margin-top: -45px;\n      border: outset 1px #0e415e;\n      border-right: none;\n      z-index: 100001;\n    }\n    \n    a#uservoice-feedback-tab:hover {\n      background-color: #06c;\n      border: outset 1px #06c;\n      border-right: none;\n      cursor: pointer;\n    }\n  <\/style>\n  \n  <!--[if IE]>\n    <style type=\"text\/css\">\n      * html a#uservoice-feedback-tab {\n        position: absolute;\n        background-image: none;\n        filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='http:\/\/tunegenie.uservoice.com\/images\/feedback_tab.png');\n      }\n    <\/style>\n  <![endif]-->\n  \n  <a id=\"uservoice-feedback-tab\" onclick=\"UserVoice.PopIn.show(); return false;\" href=\"http:\/\/tunegenie.uservoice.com\/?referer_type=tab\"><\/a>\n  \n")