function validateContact(){
	var theForm = document.getElementById('contactForm');
	
	if(theForm.ContactName.value == "")
	{
    	alert("Please enter a contact name");
    	theForm.ContactName.focus();
   		return false;
	}	
	if(theForm.ContactNumber.value == "")
	{
    	alert("Please enter a contact number");
    	theForm.ContactNumber.focus();
   		return false;
	}
	else if(theForm.how.value == "")
	{
    	alert("Please tell us how you heard about us");
    	theForm.how.focus();
    	return false;
	}
	else if(theForm.Comments.value == "")
	{
   		alert("Please enter some details about your enquiry");
    	theForm.Comments.focus();
    	return false;
	}
	else
	{
		theForm.submit();
	}
}