/* RandomClass - 	A jQuery plugin to add a random class from a selection of classes to an element.
 * Copyright (c) 2010 Fredi Bach
 * www.fredibach.ch
 * Usage:
	$("p span").randomClass( [ 'color1','color2','color3' ] );
 * Or with options:
	$("p span").randomClass( [ 'color1','color2','color3' ], { randomness: 'pattern', removeClasses: true } );
 * Plugin page: http://fredibach.ch/jquery-plugins/randomclass.php */
(function($){$.fn.randomClass=function(classes,settings){var defaults={randomness:'default',removeClasses:false};var s=$.extend(defaults,settings);if(s.randomness=='pattern'){classes=shuffle(classes)}var p=-1;var cnt=0;this.each(function(){if(s.removeClasses){for(c in classes){var cn=classes[c];if($(this).hasClass(cn)){$(this).removeClass(cn)}}}if(s.randomness=='pattern'){cnt++;$(this).addClass(classes[cnt%classes.length])}else{do{var r=Math.floor(Math.random()*classes.length)}while(p==r&&s.randomness=='successive');$(this).addClass(classes[r]);p=r}});shuffle=function(o){for(var j,x,i=o.length;i;j=parseInt(Math.random()*i),x=o[--i],o[i]=o[j],o[j]=x);return o};return this}})(jQuery);