function videoslider(){this.liWidth=0;this.id=null;this.element=null;this.started=false;this.position=0;this.items=0;this.init=function(C,A,B){this.items=A;this.liWidth=B;this.id=C};this.check=function(){this.count=$$("#"+this.id+" li").length;if(this.count>this.items){$(this.id+"next").className="slide next"}};this.start=function(){if(!this.started){this.started=true;this.element=$(this.id);this.element.set("morph",{duration:1000,transition:Fx.Transitions.Expo.easeOut})}};this.next=function(){this.start();if(this.count<=this.items||$(this.id+"next").hasClass("nonext")){return }this.inc();var A=this.liWidth*this.position*-1;if(((this.count-this.items)*this.liWidth*-1)>=A){this.setPosition(((this.count-this.items)*this.liWidth*-1));return $(this.id+"next").className="slide nonext"}$(this.id+"prev").className="slide prev";this.setPosition(A)};this.setPosition=function(A){this.element.morph({left:A})};this.inc=function(){this.position++;if(this.position>=this.count-this.items){this.position=this.count-this.items}};this.dec=function(){this.position--;if(this.position<=0){this.position=0}};this.prev=function(){this.start();if(this.count<=this.items||$(this.id+"prev").hasClass("noprev")){return }this.dec();var A=this.liWidth*this.position*-1;if(A>=0){this.setPosition(0);return $(this.id+"prev").className="slide noprev"}$(this.id+"next").className="slide next";this.setPosition(A)}};