var minutesToPersistMenuState = -1;

function MenuOnLoad(){
    
     var e = document.getElementById("dvRibbonShell");
          
     loadedId = getCookie("prestoLiteTab");  
     loadedMVState = getCookie("prestoLiteMVState"); 
     
     if(loadedId == null || loadedId =="") {
         e.style.visibility = "hidden";
         setTimeout("hideIt()",10); 
         return;
     }
     else if(loadedMVState == null || loadedMVState == "hidden") {
         e.style.visibility = "hidden";
         setTimeout("hideIt()",10); 
         return;
     }
     
     else {
        menuTabStrip.selectTabById(loadedId);
        e.style.visibility = loadedMVState;         
     }   
}    

var CurrentSelectedTabID;

function ToggleMultipageVisibility(sender, eventArgs) {

    var selectedTab = eventArgs.get_tab();       

    var e = document.getElementById("dvRibbonShell");
      
    if(selectedTab.ID == "SecretTab") {
         setCookie("prestoLiteTab", "SecretTab", minutesToPersistMenuState);
         setCookie("prestoLiteMVState", "hidden", minutesToPersistMenuState);
         return;
    }
        
    if(e.style.visibility == "visible"){
        if(CurrentSelectedTabID == selectedTab.ID){
            e.style.visibility = "hidden";
            setTimeout("hideIt()",10); 
        }
        else
            e.style.visibility = "visible";
        }
    else
        e.style.visibility = "visible";
        
    
    setCookie("prestoLiteTab", selectedTab.ID, minutesToPersistMenuState);
    setCookie("prestoLiteMVState", e.style.visibility, minutesToPersistMenuState);

    CurrentSelectedTabID = selectedTab.ID;
}        

function hideIt(){
    var e = document.getElementById("dvRibbonShell");
    e.style.visibility = "hidden";
    menuTabStrip.selectTabById("SecretTab");
}