function IsPageValid()
{
    //runs all validators check
    if (typeof (Page_Validators) == "undefined") return false;
    for (idx in Page_Validators)
    {
        var validator = Page_Validators[idx]
        ValidatorValidate(validator);
        if (!validator.isvalid)
        {
            return false;
        }
    }
    return true;
}

//displays the calendar popup at above the textbox
function CalendarPopupAbove(e, pickerID)
{
    var datePicker = $find(pickerID);

    if (datePicker != null)
    {
        var textBox = datePicker.get_textBox();
        var popupElement = datePicker.get_popupContainer();

        var dimensions = datePicker.getElementDimensions(popupElement);
        var position = datePicker.getElementPosition(textBox);

        datePicker.showPopup(position.x, position.y - dimensions.height);
    }
}

//displays the time popup above the input
function TimePopupAbove(e, pickerID)
{
    var timePicker = $find(pickerID);
    if (timePicker != null)
    {

        var textBox = timePicker.get_textBox();
        var popupElement = timePicker.get_timePopupContainer();

        var dimensions = timePicker.getElementDimensions(popupElement);
        var position = timePicker.getElementPosition(textBox);

        timePicker.showTimePopup(position.x, position.y - dimensions.height);
    }
}

//toggles the treenode on click
function OnTreeViewClientNodeClicked(sender, args)
{
    var node = args.get_node();
    if (!node.get_expanded())
    {
        node.set_expanded(true);
    }
    
}

//select node when right clicked and menu is showing
function OnTreeViewClientContextMenuShowing(sender, args)
{
    var treeNode = args.get_node();
    treeNode.set_selected(true);
}


//prevents on click event if the same node is clicked twice.
function OnTreeViewClientNodeClicking(sender, args)
{
    var treeNode = args.get_node();
    if (treeNode != null && treeNode.get_selected())
    {
        args.set_cancel(true);
    }
}

//opens task window
function WindowManager_OpenTask(taskTitle, url, width, height, onClose)
{
    var timestamp = new Date().getTime();

    var oWindow = window.radopen(url, "e3" + timestamp);
    oWindow.set_visibleStatusbar(false);
    oWindow.set_title(taskTitle);
    oWindow.set_status(taskTitle);
    oWindow.set_width(width);
    oWindow.set_height(height);
    oWindow.set_behaviors(Telerik.Web.UI.WindowBehaviors.Minimize + Telerik.Web.UI.WindowBehaviors.Close + Telerik.Web.UI.WindowBehaviors.Move + Telerik.Web.UI.WindowBehaviors.Pin);
    if (onClose != null)
    {
        oWindow.add_close(onClose);
    }

    oWindow.center();
}


function WindowManager_OpenBrowserWindow(title, url, width, height, onClose, modal, windowArgument)
{
    var timestamp = new Date().getTime();

    var browser = WM_GetBrowserWindow();
    var oWindow = browser.radopen(url, "e3" + timestamp);
    oWindow.set_visibleStatusbar(false);
    oWindow.set_title(title);
    oWindow.set_status(title);
    oWindow.set_width(width);
    oWindow.set_height(height);
    if (windowArgument != null)
    {
        oWindow.argument = windowArgument;
    }

    if (onClose != null)
    {
        oWindow.add_close(onClose);
    }

    if (modal != null && modal == true)
    {
        oWindow.set_behaviors(Telerik.Web.UI.WindowBehaviors.Close);
        oWindow.set_modal(true);
        oWindow.togglePin();
    }
    else
    {
        oWindow.set_behaviors(Telerik.Web.UI.WindowBehaviors.Minimize + Telerik.Web.UI.WindowBehaviors.Close + Telerik.Web.UI.WindowBehaviors.Move + Telerik.Web.UI.WindowBehaviors.Pin);
    }

    window.setTimeout(function()
    {
        oWindow.setActive(true);
        oWindow.center();
    }, 0);
}

function WindowManager_OpenModal(title, url, width, height, onClose)
{
    var timestamp = new Date().getTime();
    var oWindow = window.radopen(url, "e3" + timestamp);
    oWindow.set_visibleStatusbar(false);
    oWindow.set_title(title);
    oWindow.set_status(title);
    oWindow.set_width(width);
    oWindow.set_height(height);
    oWindow.set_behaviors(Telerik.Web.UI.WindowBehaviors.Close);
    oWindow.set_modal(true);
    oWindow.togglePin();
    if (onClose != null)
    {
        oWindow.add_close(onClose);
    }

    oWindow.center();
}

function WindowManager_OpenMovableModal(title, url, width, height, onClose)
{
    var timestamp = new Date().getTime();
    var oWindow = window.radopen(url, "e3" + timestamp);
    oWindow.set_visibleStatusbar(false);
    oWindow.set_title(title);
    oWindow.set_status(title);
    oWindow.set_width(width);
    oWindow.set_height(height);
    oWindow.set_behaviors(Telerik.Web.UI.WindowBehaviors.Close + Telerik.Web.UI.WindowBehaviors.Move);
    oWindow.set_modal(true);
    if (onClose != null)
    {
        oWindow.add_close(onClose);
    }

    oWindow.center();
}

function WM_GetRadWindow()
{
    var oWindow = null;
    if (window.radWindow)
        oWindow = window.radWindow;
    else if (window.frameElement == null)
        return null;
    else if (window.frameElement.radWindow)
        oWindow = window.frameElement.radWindow;
    return oWindow;
}

function WM_GetBrowserWindow()
{
    var wind = WM_GetRadWindow();
    if (wind == null)
    {
        return window;
    }
    var browser = wind.BrowserWindow;
    if (browser.frameElement == null)
    {
        return browser;
    }

    if (browser.parent && browser.parent.frameElement == null)
    {
        return browser.parent;
    }
    return browser;
}


function Attach(eventName, func)
{
    try
    {
        var body = document.getElementsByTagName('body');
        if (body.attachEvent)
        {
            body.attachEvent(eventName, func);
        }
        else if (body.addEventListener)
        {
            body.addEventListener(eventName, func);
        }
    }
    catch (ex)
    {
        alert(ex);
    }
}


//the following code use radconfirm to mimic the blocking of the execution thread.
//The approach has the following limitations:
//1. It works only for elements that have *click* method, e.g. links and buttons
//2. It cannot be used in if(!confirm) checks
window.blockConfirm = function(text, mozEvent, oWidth, oHeight, callerObj, oTitle)
{
    var ev = mozEvent ? mozEvent : window.event; //Moz support requires passing the event argument manually
    //Cancel the event
    ev.cancelBubble = true;
    ev.returnValue = false;
    if (ev.stopPropagation) ev.stopPropagation();
    if (ev.preventDefault) ev.preventDefault();

    //Determine who is the caller
    var callerObj = ev.srcElement ? ev.srcElement : ev.target;

    //Call the original radconfirm and pass it all necessary parameters
    if (callerObj)
    {
        //Show the confirm, then when it is closing, if returned value was true, automatically call the caller's click method again.
        var callBackFn = function(arg)
        {
            if (arg)
            {
                callerObj["onclick"] = "";
                if (callerObj.click) callerObj.click(); //Works fine every time in IE, but does not work for links in Moz
                else if (callerObj.tagName == "A") //We assume it is a link button!
                {
                    try
                    {
                        eval(callerObj.href)
                    }
                    catch (e) { }
                }
            }
        }

        radconfirm(text, callBackFn, oWidth, oHeight, callerObj, oTitle);
    }
    return false;
}

//Gets true or false based on Task navigate url if we need to refresh the page.
//Page should be refreshed for: Delete, Move, Rename, Identification
function checkTaskForReload(url)
{
    try
    {
        if (url == null)
        {
            return false;
        }

        if (typeof (url) != 'string')
        {
            return false;
        }
        var lowerUrl = url.toLowerCase();

        var idx = lowerUrl.indexOf('objectdelete.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('deleteobjects.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('objectrename.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('objectmove.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('identification.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('adiruserrename.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('gwuserrename.aspx');
        if (idx > 0) return true;

        idx = lowerUrl.indexOf('adirobjectundelete.aspx');
        if (idx > 0) return true;

        return false;
    }
    catch (ex)
    {
        return false;
    }
}

//Enables the rad decorated button
function EnableButton(btn)
{
    if (btn != null)
    {
        var enabledcss = 'rfdSkinnedButton';
        btn.parentNode.className = 'rfdSkinnedButton';
        btn.removeAttribute('disabled');
        btn.parentNode.removeAttribute('disabled');
    }
}

function StopPropagation(e)
{
    //cancel bubbling
    e.cancelBubble = true;
    if (e.stopPropagation)
    {
        e.stopPropagation();
    }
}

function CloseCurrentToolTip()
{

    var tt = Telerik.Web.UI.RadToolTip.getCurrent();
    if (tt == null)
    {
        return;
    }
    tt.hide();
}