var _ga=_ga||{};var _gaq=_gaq||[];_ga.getSocialActionTrackers_=function(network,socialAction,opt_target,opt_pagePath){return function(){var trackers=_gat._getTrackers();for(var i=0,tracker;tracker=trackers[i];i++){tracker._trackSocial(network,socialAction,opt_target,opt_pagePath);}};};_ga.trackFacebook=function(opt_pagePath){try{if(FB&&FB.Event&&FB.Event.subscribe){FB.Event.subscribe('edge.create',function(opt_target){_gaq.push(_ga.getSocialActionTrackers_('facebook','like',opt_target,opt_pagePath));});FB.Event.subscribe('edge.remove',function(opt_target){_gaq.push(_ga.getSocialActionTrackers_('facebook','unlike',opt_target,opt_pagePath));});FB.Event.subscribe('message.send',function(opt_target){_gaq.push(_ga.getSocialActionTrackers_('facebook','send',opt_target,opt_pagePath));});}}catch(e){}};_ga.trackTwitterHandler_=function(intent_event,opt_pagePath){var opt_target;if(intent_event&&intent_event.type=='tweet'||intent_event.type=='click'){if(intent_event.target.nodeName=='IFRAME'){opt_target=_ga.extractParamFromUri_(intent_event.target.src,'url');}
var socialAction=intent_event.type+((intent_event.type=='click')?'-'+intent_event.region:'');_gaq.push(_ga.getSocialActionTrackers_('twitter',socialAction,opt_target,opt_pagePath));}};_ga.trackTwitter=function(opt_pagePath){intent_handler=function(intent_event){_ga.trackTwitterHandler_(intent_event,opt_pagePath);};twttr.events.bind('click',intent_handler);twttr.events.bind('tweet',intent_handler);};_ga.extractParamFromUri_=function(uri,paramName){if(!uri){return;}
var regex=new RegExp('[\\?&#]'+paramName+'=([^&#]*)');var params=regex.exec(uri);if(params!=null){return unescape(params[1]);}
return;};