// JavaScript Document

function checkSubmit (thisForm)
{ 
    if (thisForm.contactname.value == '' || thisForm.contactname.value == null ) 
	 		{
	 		 alert('Please enter your contact name.');
	 		 return false;
			 }
	if (thisForm.phone.value == '' || thisForm.phone.value == null ) 
	 		{
	 		 alert('Please enter your telephone number.');
	 		 return false;
			 }
	if (thisForm.comment.value == '' || thisForm.comment.value == null ) 
	 		{
	 		 alert('Please enter your comments.');
			return false;
			 }			 
			 								
	return true;		 
}