function submitMail()
	{
		if(!validateMail())
		{
			
			document.forms.mailForm.submit();
			
		}
	}
	
	function validateMail(form)
	{
		var is_error = false;
		
		if (document.getElementById('name').value == ""){
		
			alert("Please provide your first name.");
			is_error = true;
		
		}else if (document.getElementById('email').value == ""){
		
			alert("Please provide your email address.");
			is_error = true;
		
		}else if (document.getElementById('confirmemail').value == ""){
		
			alert("Please confirm your email address.");
			is_error = true;
		
		}else if(document.getElementById('email').value != document.getElementById('confirmemail').value){
			alert("Please ensure your email addresses are the same");
			is_error = true;
		
		}else if (document.getElementById('comments').value == ""){
		
			alert("Please provide us with some idea of what you are interested in.");
			is_error = true;
		
		}else if(document.getElementById('sum').value == ""){
			alert("Please complete the simple sum to help combat spam.");
			is_error = true;
		}
		
		return is_error;	
	
	}