/* jQuery elementReady plugin
 * Version 0.6
 * Copyright (C) 2007-08 Bennett McElwee.
 * Licensed under a Creative Commons Attribution-Share Alike 3.0 Unported License (http://creativecommons.org/licenses/by-sa/3.0/)
 * Permissions beyond the scope of this license may be available at http://www.thunderguy.com/semicolon/.
 */

(function($) {

var interval = null;
var checklist = [];

$.elementReady = function(id, fn) {
	checklist.push({id: id, fn: fn});
	if (!interval) {
		interval = setInterval(check, $.elementReady.interval_ms);
	}
	return this;
};

// Plugin settings
$.elementReady.interval_ms = 23; // polling interval in ms

// Private function
function check() {
	var docReady = $.isReady; // check doc ready first; thus ensure that check is made at least once _after_ doc is ready
	for (var i = checklist.length - 1; 0 <= i; --i) {
		var el = document.getElementById(checklist[i].id);
		if (el) {
			var fn = checklist[i].fn; // first remove from checklist, then call function
			checklist[i] = checklist[checklist.length - 1];
			checklist.pop();
			fn.apply(el, [$]);
		}
	}
	if (docReady) {
		clearInterval(interval);
		interval = null;
	}
};

})(jQuery);