//<![CDATA[
var xmlHttp;

function submitSearch(){

	if (document.getElementById('criteria').value != ''){

		if (xmlHttp)
			xmlHttp.abort();
		
		document.getElementById('searching').style.visibility = "visible";
		document.getElementById('results').innerHTML = '';
		
		xmlHttp = makeXmlHttpObject();
	
		xmlHttp.onreadystatechange=function(){
	
		if(xmlHttp.readyState==4){			
			document.getElementById('searching').style.visibility = "visible";
			if (xmlHttp.responseText){
				document.getElementById("results").innerHTML = xmlHttp.responseText;
				document.getElementById("results").style.display = "block";
				}
			
			document.getElementById('searching').style.visibility = "hidden";
			}//readystate 4
				
		}//end function
	  
	var varstring = "criteria=" + escape(document.getElementById("criteria").value);
	  
	xmlHttp.open("GET","cgi/search?" + varstring, true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlHttp.setRequestHeader("Content-length", varstring);
	xmlHttp.setRequestHeader("Connection", "close");
	xmlHttp.send(varstring);  
	
	//DO NOT SUBMIT THE FORM
	return false;

	}
}//end function 

//]]>