function VDATsearch(form)
{
   var URL = "";
   if (form.category.selectedIndex == 0)
      URL += "http://vlsi-india.org/cgi-bin/search/vdatPaper.pl?s=";
   else if (form.category.selectedIndex == 1)
      URL += "http://vlsi-india.org/cgi-bin/search/vdatAuthor.pl?s=";
   else if (form.category.selectedIndex == 2)
      URL += "http://vlsi-india.org/cgi-bin/search/vdatKeyword.pl?s=";
   else if (form.category.selectedIndex == 3)
      URL += "http://vlsi-india.org/cgi-bin/search/vdatAbstract.pl?s=";
   else if (form.category.selectedIndex == 4)
      URL += "http://vlsi-india.org/cgi-bin/search/vdatYear.pl?s=";
	  else if (form.category.selectedIndex == 5)
      URL += "http://vlsi-india.org/cgi-bin/search/vdatSession.pl?s=";
   else
      return false;
   URL += (form.s.value).replace(/ +/g, "+");
   if (form.c4.checked)
      window.open(URL);
   else
     location.href = URL;
   return false;
}