* Get an element's attribute values, as defined on the HTML tag * Attributes are not the same as properties. They're defined on the tag * or with se

* Whether the current DOM interface appears to be real. * * @return {Boolean}

* Get a unique auto-incrementing ID by number that has not been returned before. * * @return {number} * A new unique ID.

* Add an event listener to element * It stores the handler function in a separate cache object * and adds a generic handler to the element's event,

* Add a CSS class name to an element * * @param {Element} element * Element to add class name to. * * @param {string} classToAdd *

* Should create a fake `TimeRange` object which mimics an HTML5 time range instance. * * @param {number|Array} start * The start of a single

* Array-like iteration for objects. * * @param {Object} object * The object to iterate over * * @param {obj:EachCallback} fn * The

* Format seconds as a time string, H:MM:SS or M:SS. Supplying a guide (in seconds) * will force a number of leading zeros to cover the length of the

* Returns the cache object where data for an element is stored * * @param {Element} el * Element to store data for. * * @return {Object}

* Check if an element has a CSS class * * @param {Element} element * Element to check * * @param {string} classToCheck * Class nam

* Returns whether an object appears to be a "plain" object - that is, a * direct instance of `Object`. * * @param {Object} value * @return {Boole

* Check if event was a single left click * * @param {EventTarget~Event} event * Event object * * @return {boolean} * - True if a