function ValidateForm(form)
{
     if(form.salutation.value=="")
   { 
      alert('Please select a title, e.g. Mr, Mrs etc') 
      form.salutation.focus(); 
      return false; 
   } 
 if(form.first_name.value=="")
   { 
      alert('Please enter your first name') 
      form.first_name.focus(); 
      return false; 
   }  
      
   if(form.last_name.value=="")
   { 
      alert('Please enter your surname')
      form.last_name.focus(); 
      return false; 
   }   
    if(form.phone.value=="")
   { 
      alert('Please enter a contact telephone number') 
      form.phone.focus(); 
      return false; 
   }  
     if(form.email.value=="")
   { 
      alert('Please your email address') 
      form.email.focus(); 
      return false; 
   } 
 return true;
 }