function CheckForm(f){
  var z;
  var eles=new Array("name","eml","enq");
  var msgs=new Array("Please fill in %Name%!","Please fill in %Email Address%!","Please fill in %Message%!");
  for(i=0;i<eles.length;i++){
     if(f.elements[eles[i]].value==''){
        alert(msgs[i]);
        f.elements[eles[i]].focus();
        return false;
     }
  }
  return true;
}