Stagger.js

define(function (require, exports, module) {

	/**
	 *
	 *  simple stagger function
	 *
	 *  TODO: add option for a timing function... will require changing @arg interval to duration
	 *
	 * */
	return function (targets, interval, action, delay) {
		function fire() {
			for (var i = 0, maxi = targets.length; i < maxi; i++) {
				(function () {
					var target = targets[i];
					setTimeout(function () {
						action(target);
					}, interval * i);
				})();
			}
		}

		if (delay !== undefined && delay > 0) setTimeout(fire, delay);
		else fire();
	}
});