//globals
window.onload = function() {
	fetchResults();
}
// 
function sendResultsRequest(url,params,HttpMethod) { 
if(!HttpMethod) { //check if http method is defined, if not, set it to GET 
   HttpMethod="GET"; 
} 
// 
// initialize resultsRequest object 
resultsReq=null; 
if(window.XMLHttpRequest){ 
   resultsReq=new XMLHttpRequest; //mozilla/safari 
} else if(window.ActiveXObject){ 
   resultsReq=new ActiveXObject("Microsoft.XMLHTTP"); //internet explorer 
} 
// 
//define callback handler 
if(resultsReq) { 
// 
   resultsReq.onreadystatechange=onResultsReady; 
   resultsReq.open(HttpMethod,url,true); 
   resultsReq.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); 
   resultsReq.send(params);
	 document.getElementById("progress").style.display = "";
} 
} 
// 
function onResultsReady() { 
// 
var ready=resultsReq.readyState; 
var data=null; 
if(ready==4){ //check ready state 
   data=resultsReq.responseText; //read response data 
	 document.getElementById("progress").style.display = "none";
   document.getElementById("searchResults").innerHTML = data; 
} 
} 
// 
function fetchResults() { 
// 
	 //alert("REG");
   //sendResultsRequest('getResults.asp?crit='+document.getElementById("strSearch").value);
   sendResultsRequest('getResults.asp?m=1&crit='+document.getElementById("strCriteria").value);
} 
function fetchAdvancedResults() { 
// 
	var list1 = document.getElementById("intCategory1");
	var list1Selected = list1.selectedIndex; 
	var list2 = document.getElementById("intCategory2");
	var list2Selected = list2.selectedIndex;
	if(list1Selected>0) {
		if(list2Selected>0) {
		//alert("ADV");
		strRequestURL = 'getResults.asp?m=2&cat1='+list1.options[list1Selected].value+'&cat2='+list2.options[list2Selected].value;
		} else {
		strRequestURL = 'getResults.asp?m=2&cat1='+list1.options[list1Selected].value;
		}
	}
	//alert(strRequestURL);
	sendResultsRequest(strRequestURL);
}