/* MENU */
var subMenuIds = new Array();
var timeoutId;
function showSubMenu(key)
{
    if(timeoutId != ""){
        window.clearTimeout(timeoutId);
        timeoutId="";
    }

    actualHideSubMenus();
    var container = document.getElementById(key);
    container.style.display="block";
}
function hideSubMenus(key)
{
    if(timeoutId != ""){
        window.clearTimeout(timeoutId);
    }    
    timeoutId = window.setTimeout(actualHideSubMenus,200);
}
function actualHideSubMenus(){
    for(var i = 0; i < subMenuIds.length; i++){
        var container = document.getElementById(subMenuIds[i]);
        container.style.display="none";
    }
}

function registerSubMenu(key){
    subMenuIds.push(key);
}


function swapImage(imgId, mediaPath) {
    var img = document.getElementById(imgId);
    img.attributes["src"].value = mediaPath;
}