var speed1_12=25 demo12_2.innerHTML=demo12_1.innerHTML function Marquee1_12(){ if(demo12_2.offsetWidth-demo12.scrollLeft<=0) demo12.scrollLeft-=demo12_1.offsetWidth else{ demo12.scrollLeft++ } } var MyMar1_12=setInterval(Marquee1_12,speed1_12) demo12.onmouseover=function() {clearInterval(MyMar1_12)} demo12.onmouseout=function() {MyMar1_12=setInterval(Marquee1_12,speed1_12)}