function ajaxManager()
	{
	var args = ajaxManager.arguments;
	switch (args[0])
		{
		case "load_page":
		if (document.getElementById) {
			var x = (window.ActiveXObject) ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
			}
			if (x)
				{
			x.onreadystatechange = function()
					{
				if (x.readyState == 4 && x.status == 200)
						{
						el = document.getElementById(args[2]);
						el.innerHTML = x.responseText;
					}
					}
				pagephp = args[1] + ".php";	
				x.open("GET", pagephp, true);
				x.send(null);
				}
			break;
		case "start_up":
			ajaxManager('load_page', 'basic.xml', 'contentLYR');
			break;
		}
	}