/* Ultimater's edited version of:
   http://jibbering.com/2002/4/httprequest.html
   to serve IE7 with XMLHttpRequest instead of ActiveX */

var xmlhttp=false;
if (!xmlhttp && typeof XMLHttpRequest!='undefined')
{
	try
	{
		xmlhttp = new XMLHttpRequest();
	}catch(e)
	{
		xmlhttp=false;
 	}
}

/*@cc_on @*/
/*@if (@_jscript_version >= 5)
// JScript gives us Conditional compilation, we can cope with old IE versions.
// and security blocked creation of the objects.
if (!xmlhttp){
 try {
  xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
 } catch (e) {
  try {
   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (E) {
   xmlhttp = false;
  }
 }
}
@end @*/

if(!xmlhttp && window.createRequest)
{
	try
	{
		xmlhttp = window.createRequest();
	}catch(e)
	{
		xmlhttp=false;
	}
}

/* Ultimater's edited version of:
   http://javascript.internet.com/ajax/ajax-navigation.html */

var please_wait = "Please wait...";

function open_url(url, targetId)
{
	if(!xmlhttp)
		return false;
	
	var e=document.getElementById(targetId);
	
	if(!e)
		return false;
	
	if(please_wait)
		e.innerHTML = please_wait;

	xmlhttp.open("GET", url, true);
	xmlhttp.onreadystatechange = function()
									{
										response(url, e);
									}
    
	try
	{
		xmlhttp.send(null);
	}catch(l)
	{
		while(e.firstChild)e.removeChild(e.firstChild);//e.innerHTML="" the standard way
		e.appendChild(document.createTextNode("request failed"));
	}
}

function response(url, e)
{
	if(xmlhttp.readyState != 4)
		return;
	
	var tmp= (xmlhttp.status == 200 || xmlhttp.status == 0) ? xmlhttp.responseText : "Ooops!! A broken link! Please contact the webmaster of this website ASAP and give him the following error code: " + xmlhttp.status+" "+xmlhttp.statusText;
	var d=document.createElement("div");
	d.innerHTML=tmp;
	
	setTimeout
	(
		function()
		{
			while(e.firstChild)e.removeChild(e.firstChild);//e.innerHTML="" the standard way
			e.appendChild(d);
		},10
	)
}

//function replace(divId, newContent)
//{
//	document.getElementById(divId).innerHTML = newContent;
//}