function globalEval( data ) 
{
	if ( data && /\S/.test(data) ) {
		var head = document.getElementsByTagName("head")[0] || document.documentElement;
		var script = document.createElement("script");

		script.type = "text/javascript";
		script.text = data;

		head.insertBefore( script, head.firstChild );
		head.removeChild( script );
	}
}

function getUrl(url) 
{
	try
	{
    if (window.XMLHttpRequest) 
    {
			req = new XMLHttpRequest();
			req.open("GET", url, false);
			req.send(null);
    } 
    else if (window.ActiveXObject) 
    {
			req = new ActiveXObject("Microsoft.XMLHTTP");
			if (req) {
				req.open("GET", url, false);
				req.send();
			}
    }
	
		if(req.status == 200) 
			return req.responseText;
	}
	catch (ex) 
	{
	}
	return null;
}