Creates new object and sets its prototype with given

fn.createObject.js

/**
 * Creates new object and sets its prototype with given
 *
 * @param o inherited object
 * @returns {object}
 */
create: function(o) {
    if (Object.create) {
        return Object.create(o);
    }
    function F(){}
    F.prototype = o;
    return new F();
}