Function _off

lib/FileAPI.core.js:141–166

(el, type, fn)

		 * Remove event listener
		 */
		_off = function (el, type, fn){
			if( el ){
				var uid = api.uid(el), events = _elEvents[uid] || {};

				var isFileReader = (FileReader && el) && (el instanceof FileReader);
				_each(type.split(/\s+/), function (type){
					if( jQuery && !isFileReader){
						jQuery.event.remove(el, type, fn);
					}
					else {
						var fns = events[type] || [], i = fns.length;

						while( i-- ){
							if( fns[i] === fn ){
								fns.splice(i, 1);
								break;
							}
						}

						if( el.addEventListener ){ el.removeEventListener(type, fn, false); }
						else if( el.detachEvent ){ el.detachEvent('on'+type, fn); }
						else { el['on'+type] = null; }
					}
				});
			}
		},


		_one = function(el, type, fn){