function init() {
	 $("searchCriteria").onfocus = function() {if(this.value == 'Search our site'){this.value='';this.style.textAlign='left';}}; 
	 $("searchCriteria").onblur = function() {if(this.value == ''){this.value='Search our site';this.style.textAlign='right';}};
 }
 window.onload = init;