function checkContactForm(){
	if ($('ce').value.length < 5) { alert('Invalid email address.'); return false; }
	if (parseInt($('ca').value) < 10) { alert('Invalid offer amount.'); return false; }
	if (parseInt($('ca').value) < parseInt($('minoffer').value)) { alert('Please make an offer over '+$('minoffer').value+'.'); return false; }

	if ($('ce').value.length > 256) { alert('Invalid email address.\n\nAre you sure you are not a bot or spammer?'); return false; }
	if ($('ca').value.length > 16) { alert('Invalid offer amount.\n\nAre you sure you are not a bot or spammer?'); return false; }
	
	return true;	
}