/*jshint unused: true */
/*exported allowDrop, drag, drop */

function allowDrop(ev) {
    "use strict";
    ev.preventDefault();
}

function drag(ev) {
    "use strict";
    ev.dataTransfer.setData("Text",ev.target.id);
    console.log('id of draggable element: ' + ev.target.id);
}

function drop(ev) {
    "use strict";
    ev.preventDefault();
    var data=ev.dataTransfer.getData("Text");
    ev.target.appendChild(document.getElementById(data));
}