// Copyright e-Jimmi 2003, www.e-jimmi.com provided to Callista with authorisation by Jaimie Sims
// js@e-jimmi.com
function ValidateMandatoryField(oField, Msg)
{
	if (oField.value.length == 0)
	{
		alert(Msg);
		oField.focus();
		return false;
	}
	return true;
}