function HoverRoot(id,cellContainer,rowId){
    try{
        var subSpan = document.getElementById(id);
        var hidden = document.getElementById(cellContainer);
        
        if(hidden){
            subSpan.innerHTML = hidden.getAttribute('value');
        }else{
            subSpan.innerHTML = 'No such sub-menu.';
        }
    }catch(x){
        alert(x.message);
    }
}

// Changes the css-class of the selected
// sub..
function ChangeCSS(obj,className){
    obj.className = className;
}

function GetSubRow(id){
    var hidden = document.getElementById(id);
    if(hidden){
        return hidden.getAttribute('value');
    }else{
        throw 'No field found';
    }
}