function popit(page, wWidth, wHeight) { 
          fileURL=page; 
          winopts = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=no,width=" + wWidth + ",height=" + wHeight + ",copyhistory=0,"; 
         if (parseInt(navigator.appVersion) < 4) { 
             if (smallwindow != null) smallwindow.close(); 
         } 
          timerID= setTimeout('Opener(fileURL)',100); 
     } 
 
     function Opener(winname){ 
          filename = winname; 
            winname = "mywin" 
           smallwindow = window.open(filename,winname,winopts) 
     } 
     function WindowFocus(){ 
          if( navigator.appVersion.indexOf("2.") == -1 &&  navigator.appVersion.indexOf("MSIE") == -1 ) 
               smallwindow.focus(); 
     }