function getUrlParam(url,param)
{
	 if ( url.indexOf("?") > -1 ){	 
		 var queryStr = url.substr(url.indexOf("?"));
		 var paramStr = queryStr.split("&");
		 for ( var paramIndex = 0; paramIndex < paramStr.length; paramIndex++ ) {
			 if (paramStr[paramIndex].indexOf(param) > -1 ){
				var paramEl = paramStr[paramIndex].split("=");
				return paramEl[1];
				break;
			} 
		}
	 }
	 return null;
}

window.onload = function(){
 var fcAdId=getUrlParam(window.location.href,"fc_id");
 var fcAppId=getUrlParam(window.location.href,"fc_app_id");
 if( fcAdId && fcAppId) {
	//Not organic click
	var elements=document.getElementsByTagName('a');
	for(var i=0;i<elements.length;i++) {
		if( "true"== elements[i].getAttribute('twoclick')) {
			var link=elements[i];
			link.href=link.href.replace(/fc_id=[0-9]*/,"fc_id="+fcAdId);
			link.href+="&fc_app_id="+fcAppId;
			if (typeof sl_appid !=='undefined'  && typeof sl_adid !== 'undefined') {
				link.href+="&sl_appid="+sl_appid+"&sl_adid="+sl_adid;
			}
        }
    }
	//need to call tracker
	var impImage=new Image();
	var imageUrl = "http://"+adbladeVariables.adsHost+"/first_clicks.php?fc_ad_id="+fcAdId+"&fc_app_id="+fcAppId+'&rand='+Math.floor(Math.random()*99999); 
	if (typeof sl_appid !=='undefined'  && typeof sl_adid !== 'undefined') {
		var sc_app_id = link.href.match(/ca_app_id=([0-9]*)/);
		var sc_ad_id = link.href.match(/sc_id=([0-9]*)/);
		imageUrl+="&sl_appid="+sl_appid+"&sl_adid="+sl_adid+"&sc_app_id="+sc_app_id[1]+"&sc_ad_id="+sc_ad_id[1];
	}
	impImage.src=imageUrl;
	
 } else {
    var elements=document.getElementsByTagName('a');
	for(var i=0;i<elements.length;i++) {
		if( "true"== elements[i].getAttribute('twoclick')) {
			var link=elements[i];
			var fcAdId=link.href.match(/fc_id=([0-9]*)/);
			var fcAppId=link.href.match(/ca_app_id=([0-9]*)/);
			if (typeof sl_appid !=='undefined'  && typeof sl_adid !== 'undefined') {
				link.href+="&sl_appid="+sl_appid+"&sl_adid="+sl_adid;
			}
		}
    }
	if( fcAdId && fcAdId[1] && fcAppId && fcAppId[1]) {
		//need to call tracker
		var impImage=new Image();
		var imageUrl = "http://"+adbladeVariables.adsHost+"/first_clicks.php?fc_ad_id="+fcAdId[1]+"&fc_app_id="+fcAppId[1]+'&rand='+Math.floor(Math.random()*99999); 
		if (typeof sl_appid !=='undefined'  && typeof sl_adid !== 'undefined') {
			var sc_ad_id = link.href.match(/sc_id=([0-9]*)/);
			var sc_app_id = link.href.match(/ca_app_id=([0-9]*)/);
			imageUrl+="&sl_appid="+sl_appid+"&sl_adid="+sl_adid+"&sc_app_id=" + sc_app_id[1] + "&sc_ad_id=" + sc_ad_id[1];
		}
		impImage.src=imageUrl;
	}
 }
};