function Chat() { 
var request_url_homemade = "http://www.unichost.com/livehelp/request.php?l=admin&x=1&deptid=0";
var chat_width = "577";
var chat_height = "330";
OpenWin = this.open(request_url_homemade, '', 'scrollbars=no,menubar=no,location=no,locationbar=no,resizable=1,location=no,screenX=150,screenY=100,width='+chat_width+',height='+chat_height+'');
}