var canSwitch = false;
if (parseInt(navigator.appVersion) >= 5 || navigator.appVersion.indexOf["MSIE 5"] != -1) canSwitch = true;
var subWindow = null;
function deleteMainPage() {
var main_page = document.getElementById('main_page');
if (main_page) {
main_page.innerHTML = "";
}
return true;
}
function switchOff(ID) {
if (canSwitch) {
var subitems = document.getElementById(ID);
if (subitems && subitems.style) {
subitems.style.display = 'none';
}
// deleteMainPage();
}
return true;
}
function switchOnOff(ID) {
if (canSwitch) {
var subitems = document.getElementById(ID);
var visible = (subitems.style.display != 'none');
if (visible) {
subitems.style.display = 'none';
} else {
subitems.style.display = 'block';
}
deleteMainPage();
}
return true;
}
function giveFocus() {
if (document.forms[0] && document.forms[0].length > 0 && document.forms[0].elements[0].type != 'hidden') {
document.forms[0].elements[0].focus();
}
return true;
}
function closeSubWindow() {
if (subWindow != null && subWindow.open) subWindow.close();
}
function showImage(image_path, image_title, close_label) {
var html = '';
html = '' + image_title + '
' + close_label + '';
closeSubWindow();
subWindow = window.open('about:blank', 'image', 'toolbar=no,status=no,menubar=no,height=100,width=100', true);
subWindow.document.write(html);
}