function check1(name)
  {
 
  var browser=navigator.appName;
  var plugin = navigator.plugins["Adobe Acrobat"];
  
      if (browser=="FireFox" && plugin == null)
      {
         alert("You need to install adobe");
      }
     else if(browser=="Microsoft Internet Explorer")
          {          
              if (!hasActiveXObject('AcroPDF.PDF.1')) 
              {
               alert("You need to install adobe");
              }
              if (!hasActiveXObject('PDF.PdfCtrl.1'))
              {
                alert("You need to install adobe");
              }
              for (var i=2; i<10; i++)
               {
                if (!hasActiveXObject('PDF.PdfCtrl.' + i))
                {
                 alert("You need to install adobe"); 
                }
               }
          }
          else
          {
          window.open("testPDF.aspx?path="+name,"my_window","toolbar=1,addressbar=1,scrollbars=1,location=1,statusbar=1,menubar=1,resizable=1");
          
          }
       
 }