function deleteItem(url) {
        if (confirm("Are you sure you want to delete this item?")) {
                window.location=url;
        }
}

function nothing() {
}

function changeURL(url, theSelect) {
        top.location.href = "/" + url + theSelect.options[theSelect.selectedIndex].value;
}

function showhide(id) {
        var state;
        var newstate;
        state = document.getElementById(id).style.display;
        if (state == 'block') {
                newstate = 'none';
        } else {
                newstate = 'block';
        }
        document.getElementById(id).style.display = newstate;
}