/*
 *
 * Copyright (c) 2006/2007 Sam Collett (http://www.texotela.co.uk)
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 * 
 */
jQuery.fn.jQIR = function(format, path, onload)
{
	if(!document.images) return this;
	path = path || "";
	this.each(
		function()
		{
			var img = $("<img>"), el = jQuery(this);
			var file;
			var re = /(?:{src\:)(\S+)(?:})/i;
			var m = this.className.match(re);
			if(m)
			{
				file = path + m[1];
			}
			else
			{
				file = path + this.id + "." + format;
			}
			
			jQuery(img).attr(
			{
				src: file,
				alt: el.text()
			}).load(typeof onload == "function" ? onload : function(){} );
			var a = el.find("a");
			var toAppend = a.length ? a.empty().append(img) : img;
			el.empty().append(toAppend);
		}
	)
	return this;
}