// JavaScript Document
function create_http()
{
	var xmlHttp;
	try
	{
		  // Firefox, Opera 8.0+, Safari
		  xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		  // Internet Explorer
		try
		{
				xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			  {
				  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			  }
			catch (e)
			  {
				  alert("Your browser does not support AJAX!");
				  return false;
			  }
		}
	}
	return xmlHttp;
}