/* ------------------------------------------------------------------------
	s3Capcha
	
	Developped By: Boban Karišik -> http://www.serie3.info/
    Icons and css: Mészáros Róbert -> http://www.perspectived.com/
	Version: 1.0
	
	Copyright: Feel free to redistribute the script/modify it, as
			   long as you leave my infos at the top.
------------------------------------------------------------------------- */

(function($){

	jQuery.fn.extend({
		check: function() {
			return this.each(function() { this.checked = true; });
		},
		uncheck: function() {
			return this.each(function() { this.checked = false; });
		}
	});
    
    
	$.fn.s3Capcha = function(vars) {

		var element     = this;
		if (element[0]) {
			var spans       = $("#" + element[0].id + " div span");
			var radios      = $("#" + element[0].id + " div span input");
			var images      = $("#" + element[0].id + " div .img");
			// hide radios //
			spans.css({'display':'none'});
			// show images //
			images.css({'display':'block'});

			images.each(function(i) {
				$(images[i]).click(function() {
					images.css({'background-position':'bottom left'});
					$(images[i]).css({'background-position':'top left'});
					$(radios[i]).check();
				});
			});

		}
	}

})(jQuery);