var sHiddenClassName = "Hidden";
var sUnselectedClassName = "Unselected";
var oVideoModal;
var oSelectedTab;

Event.observe(window, "load", window_onLoad);

function grpScreenshots_onClick(event) {
    var oElement = Event.findElement(event, "a");
    if (oElement) {
        window.open(oElement.href, "", "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=600,height=500,left = 400,top = 225");
        Event.stop(event);
    }
}

/*function grpVideos_onClick(event) {
    var oElement = Event.findElement(event, "a");
    if (oElement) {
        var iPosition = oElement.up("li").previousSiblings().length;
        oVideoModal.showVideo(iPosition);
        oVideoModal.showModal();
    }
    Event.stop(event);
}*/

function lstTabs_onClick(event) {
    var oElement = Event.element(event);
    if (oElement != oSelectedTab) {
        oSelectedTab.addClassName(sUnselectedClassName);
        $("grp" + oSelectedTab.identify().substr(3)).addClassName(sHiddenClassName);
        oElement.removeClassName(sUnselectedClassName);
        $("grp" + oElement.identify().substr(3)).removeClassName(sHiddenClassName);
        oSelectedTab = oElement;
    }
    Event.stop(event);
}

function window_onLoad(event) {
    initializeTabs();
    attachEvents();
    //initializeView();
}

function attachEvents() {
    Event.observe($("lstTabs"), "click", lstTabs_onClick);
    //Event.observe($("grpVideos"), "click", grpVideos_onClick);
    Event.observe($("grpScreenshots"), "click", grpScreenshots_onClick);
}

function initializeTabs() {
    oSelectedTab = $("lnkVideos");
}

/*function initializeView() {
    if (bShowVideo) {
        oVideoModal.showVideo(0);
        oVideoModal.showModal();
    }
}*/