// use this to call the onload event handlers we need

	function addLoadEvent(func){
		
		var oldonload = window.onload;
		
		if(typeof window.onload != 'function') {
			window.onload = func;
		} else {
			window.onload = function() {
				oldonload();
				func();
				}
			}
		}
				
		
		function clearSearchField(fieldValue)	{
		
			return (fieldValue == 'Enter a search string') ? document.getElementById('searchString').value = '' : document.getElementById('searchString').value = fieldValue;		

		}
        
        function clearDoclibSearch(fieldValue)	{
		
			return (fieldValue == 'Enter Search Term') ? document.getElementById('searchPhrase').value = '' : document.getElementById('searchPhrase').value = fieldValue;		

		}
		
		
		function destroyCookie( myCookie )	{


				var lastYear = new Date();
	
				lastYear.setFullYear(lastYear.getFullYear() - 1);

			return document.cookie = myCookie + '=' + myCookie + '; expires=' + lastYear.toGMTString();


		}



	function unsetAACJ()	{


		return destroyCookie('aacj');	
	

		}