// JavaScript Document
var xmlhttp

function showList(str)
{
	xmlhttp=GetXmlHttpObject();
	
	if (xmlhttp==null)
  	{
  		alert ("Your browser does not support AJAX!");
  		return;
  	}
	
	var url="public_list.jsp";
	url=url+"?cat="+str;
	url=url+"&sid="+Math.random();
	xmlhttp.onreadystatechange=stateChanged;
	xmlhttp.open("post",url,true);
	xmlhttp.send(null);
}

function stateChanged()
{
	if (xmlhttp.readyState==4)
 	{
  		document.getElementById("dealList").innerHTML=xmlhttp.responseText;
  	}
}

function GetXmlHttpObject()
{
	if (window.XMLHttpRequest)
  	{
  		// code for IE7+, Firefox, Chrome, Opera, Safari
  		return new XMLHttpRequest();
  	}
	if (window.ActiveXObject)
  	{
  		// code for IE6, IE5
  		return new ActiveXObject("Microsoft.XMLHTTP");
  	}
	return null;
}