var VideoThumbnailer=new Class({initialize:function(a){$$(a).each(function(b){this.attemptLoad(b);},this);},addPlayOverlay:function(c){var a=c.getParent();a.setStyle("position","relative");a.setStyle("display","block");var b=new Element("div",{"class":"play-overlay"});b.inject(a);b.setStyle("left",(c.getSize().x/2)-(b.getSize().x/2));b.setStyle("top",(c.getSize().y/2)-(b.getSize().y/2));},attemptLoad:function(a){if(a.get("attempt-src")==null||a.get("attempt-src")==""){a.setStyle("display","none");return;}var b=this;new Asset.image(a.get("attempt-src"),{onLoad:function(){a.set("src",this.get("src"));b.addPlayOverlay(a);},onError:function(){a.set("src",a.get("default-src"));}});}});