// JavaScript Document
function validate_form(thisform)
{
with (thisform)
{
if (business.selectedIndex==0)
  {business.focus();
  alert('Please select whether you are a school or a business');
  return false;}
else if (manufacturer.selectedIndex==0)
   {manufacturer.focus();
   alert('Please select the manufacturer of your current system');
   return false;}
else {return true;}
}
}