(function(c){c.fn.sprite=function(g){function f(a,d){a.style.backgroundPosition=d.x+"px "+d.y+"px"}c.fn.sprite.defaults={size:[40,40],speed:200,frames:5,mode:"once",columns:-1,onComplete:c.noop};var a=c.extend({},c.fn.sprite.defaults,g);return this.each(function(){function c(){f(d,{x:-((a.columns>-1?b%a.columns:b)*a.size[0]),y:-((a.columns>-1?Math.floor(b/a.columns):0)*a.size[1])});switch(a.mode){case "loop":++b===a.frames&&(b=0);break;case "bounce":if(e<0&&--b===0){e=1;break}if(e>0&&++b===a.frames){e=
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