function checkMemberType() { 

   var isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;
 
   var mtype = document.application.F_membership_type;
   for (i=0; i<mtype.length;i++) {
      if (mtype[i].checked == true) { 
         var val = mtype[i].value;
         var b = document.getElementById('resumeblock');
         if (val == 'Member') { 
            if (isIE) {
               b.style.display='block';
            } else {
               b.style.display='table-row';
            }
         } else {
            b.style.display='none';
         }
      }
   }

}