function scrollNavigator(elementId, doScrollLeft) {
    var navigator = document.getElementById(elementId);
    if (doScrollLeft) {
        navigator.style.left = (navigator.offsetLeft - 20) + 'px';
    }
    else {
        navigator.style.left = (navigator.offsetLeft + 20) + 'px';
    }
}


function deleteProperty(curElement) 
{
    if (curElement)
        curElement.parentElement.style.display = "none";
}