var farwindow = null;

function sWindow(open_file, w, h){
      farwindow = window.open('','','width='+w+',height='+h+',scrollbars=0 ,resizable=0, status=0');
      if(farwindow != null){
         if(farwindow.opener == null){
            farwindow.opener = self;
         }
         farwindow.location.href = open_file;
      }
}

function sWindow2(open_file, w, h){
      farwindow = window.open('','','width='+w+',height='+h+',scrollbars=yes ,resizable=yes, status=0');
      if(farwindow != null){
         if(farwindow.opener == null){
            farwindow.opener = self;
         }
         farwindow.location.href = open_file;
      }
}

function win_pop(url){
		window.open(url, 'popupwindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=550,height=490');
}