| var speed=30 butong_net_bottom2.innerHTML=butong_net_bottom1.innerHTML butong_net_bottom.scrollTop=butong_net_bottom.scrollHeight function Marquee2(){ if(butong_net_bottom1.offsetTop-butong_net_bottom.scrollTop>=0) butong_net_bottom.scrollTop+=butong_net_bottom2.offsetHeight else{ butong_net_bottom.scrollTop-- } } var MyMar2=setInterval(Marquee2,speed) butong_net_bottom.onmouseover=function() {clearInterval(MyMar2)} butong_net_bottom.onmouseout=function() {MyMar2=setInterval(Marquee2,speed)} |