function ValidateForm(form)
{

   if(form.rname.value == "") 
   { 
      alert('You have not entered your Recipient\'s Name') 
      form.rname.focus(); 
      return false; 
   } 
   
       if(form.email.value =="") 
   { 
      alert('You have not entered your Email Address') 
      form.email.focus(); 
      return false; 
   } 
     if(form.phone.value =="") 
   { 
      alert('Please enter your Telephone Number') 
      form.phone.focus(); 
      return false; 
   }
   
   if(form.subject.value =="") 
   { 
      alert('You have not entered subject') 
      form.subject.focus(); 
      return false; 
   }
    
       if(form.message.value =="") 
   { 
      alert('You have not entered your message') 
      form.message.focus(); 
      return false; 
   }
 

return true;
 
}