function ResetA() {
location='items.asp?cat1=' + document.changeCat.cat1.options[document.changeCat.cat1.selectedIndex].value;
}

function ResetB() {
location='items.asp?cat1=' + document.changeCat.cat1.options[document.changeCat.cat1.selectedIndex].value + '&cat2=' + document.changeCat.cat2.options[document.changeCat.cat2.selectedIndex].value;
}