// JavaScript Document
var xmlhttp;
function get_captcha(code)
{
	xmlhttp=GetXmlHttpObject();
	if(xmlhttp==null)
	{
		alert("Browser does not support HTTP Request.");
		return;
	}
	//alert(make);
	var url="get_captcha.php";
	url=url+"?code="+code;
	url=url+"&sid="+Math.random();
	//alert(url_mo);
	xmlhttp.onreadystatechange=stateChanged;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
}


function stateChanged()
{
	if(xmlhttp.readyState==4)
	{
		document.getElementById("msgarea").innerHTML=xmlhttp.responseText;
		//alert(xmlhttp_mo.responseText);

	}
}



function GetXmlHttpObject()
{
	if(window.XMLHttpRequest)
	{
		return new XMLHttpRequest();
	}
	if(window.ActiveXObject)
	{
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");

	}
	else if(window.ActiveXObject)
	{
		xmlhttp=new ActiveXObject("Msxml2.XMLHTTP");
	}
	return null;
}