// JavaScript Document
function chatpage()
{
var width = 550;
    var height = 520;
    var left = parseInt((screen.availWidth/2) - (width/2));
    var top = parseInt((screen.availHeight/2) - (height/2));
    var windowFeatures = "width=" + width + ",height=" + height ;
	
    windowFeatures=windowFeatures+",left=" + left + ",top=" + top + "screenX=" + left + ",screenY=" +    top;
    windowFeatures=windowFeatures+",toolbar=0,status=0";
window.open("http://installxpress.co.uk/chat/livezilla.php","_blank",windowFeatures=windowFeatures);
}