/* This function scrolls the category select list to the first selected item. */
    function scrollSelectList(selectObj) {
        if ((selectObj.selectedIndex != 0) && (selectObj.selectedIndex != -1)) {
            for (i = (selectObj.options.length - 1); i >= 0; i--) {
                if (selectObj.options[i].selected) {
                    selectObj.options[i].selected = true;
                }
            }
        }
    }