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

		return true;
	}