function addTextParagraphToNode(text, node) {
    var p = document.createElement("p");
    var text = document.createTextNode(text);
    p.appendChild(text);
    node.appendChild(p);
}


function disableSelection(element) {
    element.onselectstart = function() {
        return false;
    };
    element.unselectable = "on";
    element.style.MozUserSelect = "none";
    element.style.cursor = "default";
}