Save the treeview in postback

[Vitantonio]

Hi,
How I can save e reload the treeview when i do a postback ??
Thanks

[Vitantonio]

Hi, 
I save the outerHTML in BeginRequestHandler and EndRequestHandler.
This I the code

function BeginRequestHandler(sender, args) {
    treeOfficesState = $("#treeOffices")[0].outerHTML;
}

function EndRequestHandler(sender, args) {
$("#treeOffices")[0].outerHTML = treeOfficesState;
        treeOffices = $("#treeOffices").kendoTreeView({
        dragAndDrop: false,
        select: onSelectTreeOffice,
        expand: onExpandTreeOffice
        }).data("kendoTreeView");
}

This function in IE9, Chrome, FF, Safani, no in IE7 not function expand and select.

Help please.
Thanks

[Vitantonio]

Help!!