var xmlHttp

function showMe(menu)
{
	xmlHttp=GetXmlHttpObject();

	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!\n\nGet a modern browser.");
		return false;
	} 

	document.body.style.cursor = "wait";
	var url="links.php";
	url=url+"?mode=0";
	url=url+"&menu="+menu;
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
	/*return true;*/
} 

function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		var bad = xmlHttp.responseText.substring(0,1);
		var l = xmlHttp.responseText.length - 2;
		var response = xmlHttp.responseText.substring(2,l);

		document.getElementById("middle").innerHTML = '<p>'+xmlHttp.responseText+'</p>';
		document.body.style.cursor = "default";
	}
}

function GetXmlHttpObject()
{
	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;
}

var isOpera, isIE = false;
if(typeof(window.opera) != 'undefined'){isOpera = true;}
if(!isOpera && navigator.userAgent.indexOf('Internet Explorer')){isIE = true};

//fix both IE and Opera (adjust when they implement this method properly)
if(isOpera || isIE)
{
	document.nativeGetElementById = document.getElementById;
	document.getElementById = function(id)
	{
		var elem = document.nativeGetElementById(id);
		if(elem)
		{
			//make sure that it is a valid match on id
			if(elem.attributes['id'].value == id)
			{
				return elem;
			}
			else
			{
				//otherwise find the correct element
				for(var i=1;i<document.all[id].length;i++)
				{
					if(document.all[id][i].attributes['id'].value == id)
					{
						return document.all[id][i];
					}
				}
			}
		}
		return null;
	};
}