function findSub(str1)
	{
		
		if(str1 == 0) { alert("Select category"); return; }
		xmlHttp=GetXmlHttpObject1();
		if(xmlHttp==null) { alert("YOUR BROWSER DOES NOT SUPPORT AJAX"); return; }
		var url="result.php";
		url=url+"?r="+str1;
		url=url+"&sid="+Math.random();
		xmlHttp.onreadystatechange=stateChanged1;
		xmlHttp.open("GET",url,true);
		xmlHttp.send(null);
	}
function stateChanged1()
	{
		if(xmlHttp.readyState==4)
			{ document.getElementById('sub_id').innerHTML = xmlHttp.responseText; }
	}	
function GetXmlHttpObject1()
	{
		var xmlHttp=null;
		try { xmlHttp=new XMLHttpRequest();	}
		catch(e)
			{ try { xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");}	
				catch(e)
					{ xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");}}
		return xmlHttp;
	
	}