function Favs(site, method, product_id, company_id){  
	var xmlHttp;
	var phplink;
	var innerspanx = "result" + product_id;
	phplink = site + "favs.php?method=" + method + "&product_id=" + product_id + "&company_id=" + company_id;

	try{
		xmlHttp=new XMLHttpRequest();
	}
	catch (e){
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e){
			try{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e){
				alert("Tarayiciniz AjaX desteklemiyor!");
				return false;
			}
		}
	}

	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4)
		{
			setINNER(innerspanx, xmlHttp.responseText);
		}
		else
		{
			setINNER(innerspanx, "Lütfen bekleyiniz..");
		}
	}

	xmlHttp.open("GET", phplink, true);
	xmlHttp.send(null);
}