//Begin
var varID, varDIV
function showSubs(objSel) {

// hide last selected subcats
if (varID != undefined && varID != "") {
varDIV.style.display = 'none';
}

// draw selected sub cat
varID = objSel.options[objSel.selectedIndex].value
//alert(varID)
if (varID != "") {
varDIV = document.getElementById(varID)
varDIV.style.display = 'block';
}
}
//END