function NewWindow(url)
 { 
   width=550
   height=400
   windowFeature="width="+width+",height="+height+",toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1";
   windowName="_blank"
   windowHandle = window.open(url, windowName, windowFeature);
   windowHandle.moveTo(screen.availWidth/8,screen.availHeight/8);
   windowHandle.focus();
}