function checkform()
	{
		if (document.frmMessage.realname.value=='')
		{
			alert('Please provide your name');
			document.frmMessage.realname.focus();
			return false;
		}

		if (document.frmMessage.email.value=='')
		{
			alert('Please provide your email');
			document.frmMessage.email.focus();
			return false;
		}
		else if (document.frmMessage.email.value.length > 0 && (document.frmMessage.email.value.indexOf('@',0) == -1 || document.frmMessage.email.value.indexOf('.',0) == -1))
		{
			alert('Please provide a valid email address');
			document.frmMessage.email.focus();
			return false;
		}

		if (document.frmMessage.subject.value=='')
		{
			alert('Please provide your subject');
			document.frmMessage.subject.focus();
			return false;
		}

		if (document.frmMessage.message.value=='')
		{
			alert('Please provide your message');
			document.frmMessage.message.focus();
			return false;
		}

		if (document.frmMessage.captcha_validate.value != document.frmMessage.captcha_encode.value)
		{
			alert('Incorrect validation code');
			document.frmMessage.captcha_validate.focus();
			return false;
		}

		return true;
	}