function HandleKeyPressNumeric(event)
{
	var bReturnValue;
	var code;

	bReturnValue = true;

	if (event.keyCode) code = event.keyCode;
	else if (event.which) code = event.which;

	if ((code < 48 || code > 57) && (code != 8 && code != 9))
	{
	    bReturnValue = false;
	}

	return bReturnValue;
}

function HandleKeyPressTelephone(event)
{
	var bReturnValue;
	var code;

	bReturnValue = true;

	if (event.keyCode) code = event.keyCode;
	else if (event.which) code = event.which;

	if ((code < 48 || code > 57) && (code != 8 && code != 9 && code != 46 && code!= 43))
	{
	    bReturnValue = false;
	}

	return bReturnValue;
}