function checkForm() {
	if (f.name.value==''){
      alert("Name cannot be blank!!");
	  f.name.focus();
	  return false;
	}	
	if (f.company.value==''){
	   alert("Company Name cannot be blank!!");
	   f.company.focus();
	   return false;
	}
	if (f.phone1.value==''){
	   alert("Tel cannot be blank!!");
	   f.phone1.focus();
	   return false;
	}	
	if (f.country.value==''){
	   alert("Country cannot be blank!!");
	   f.country.focus();
	   return false;
	}
	
   if (f.b_checknum.value==''){
	   alert("Code cannot be blank!!");
	   f.b_checknum.focus();
	   return false;
	}
   return true;
 }