function checkSearch(frm)
{
	searchText = frm.searchText;
	if(searchText.value == "")
	{
		 alert("Please enter your search keyword");
		 searchText.focus();
		 return false;
	}
}



function load_products(cat)
{
xmlHttp=GetXmlHttpObject1()
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="aj_prod_list.php";
url=url+"?cur_cat="+cat;
//alert(url);
//url=url+"&page=doc"+str;
//url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged2;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}
function GetXmlHttpObject1()
{
  var xmlHttp=null;
  try
    {
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
    }
  catch (e)
    {
    // Internet Explorer
    try
      {
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      }
    catch (e)
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    }
  return xmlHttp;
}
function stateChanged2() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("product_list").innerHTML=xmlHttp.responseText;
}
}