function MutalExclude(current, cbOne, cbTwo)
{
            re1 = new RegExp(cbOne);   
            re2 = new RegExp(cbTwo);            
            for(i = 0; i < document.forms[0].elements.length; i++)
            {
                elm = document.forms[0].elements[i]
                if (elm.type == 'checkbox')
                {
                    if (re1.test(elm.name)||re2.test(elm.name))
                    {
                        elm.checked = false;
                    }
                }   
            }
            current.checked = true;
}