/*
Seroquel additional JS functions

*/

var pageTracker;
var timesCalled = 0;
function setPageTracker(){

	if(	timesCalled > 5){
		//quit, too many retries
		return;
	}
	try {
		pageTracker = _gat._getTracker("UA-10573087-7");
		pageTracker._trackPageview();
		pageTracker._setVar("gateway");
	} catch(err) {
		//perhaps it isn't loaded yet. wait a second and try again
		timesCalled += 1;
		setPageTracker.delay(1);
		
	}
}

function addLandingPageTrackingCode(){
	var landingPage = $('landing_page_overlay');
	if(landingPage){
		
		//add the google tracking code to the landing page overlay - it is included on every other page anyway
		var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
		if(document.createElement){
			var elScript=document.createElement('script');		
			if(elScript){
				elScript.src=gaJsHost + 'google-analytics.com/ga.js';
				elScript.type='text/javascript';
				//get a handle to this script file
				var elHead=document.getElementsByTagName('head');
				if(elHead){
					//get script
					var elExistingScript=document.getElementsByTagName('script');
					if(elExistingScript){
						//add into head before previous element
						elHead[0].insertBefore(elScript,elExistingScript[0]);
					}
				}
			}
		}
		//add a specific variable to identify the landing page
		setPageTracker();
		//now, try to track the two anchors on the landing page as requested
		if($$('a[href="http://www.astrazeneca.co.uk"]').size() > 0){
			$$('a[href="http://www.astrazeneca.co.uk"]')[0].observe('click', function(event){
				if(!Object.isUndefined(pageTracker)){
					pageTracker._trackEvent('extnerallinks', 'click', 'Seroquel UK website');
				}	
			});
		}	
		if($$('a[href="http://www.seroquel.com"]').size() > 0){
			$$('a[href="http://www.seroquel.com"]')[0].observe('click', function(el){
				if(!Object.isUndefined(pageTracker)){
					pageTracker._trackEvent('extnerallinks', 'click', 'Seroquel US website');
				}
			});
		}
		
		
		
		
	}	
}

function fnSwitchpage(the_form){
 	//Get the selected link URL from the dropdown
  	var link_chosen;
  	link_chosen=the_form.selection.options[the_form.selection.selectedIndex].value;
  	if(!Object.isUndefined(pageTracker)){
  		pageTracker._trackEvent('extnerallinks', 'click', the_form.selection.options[the_form.selection.selectedIndex].value);
  	}
 	//Redirect to this URL
 	window.location=link_chosen;
 	return false;
}

function hideSearchText(the_form)
{
	var defaultValue;
	var inputValue;
	inputValue=the_form.bsterm.value;

	if(inputValue == 'Search Seroquel.info here'){
	the_form.bsterm.value = '';
	}

	else if(inputValue == '' || inputValue == null){
		the_form.bsterm.value = 'Search Seroquel.info here';
	}
}

var toCall = [];
toCall[0]=addLandingPageTrackingCode;