function boxmove(d1,d2,d3,e,obj){ 
    var speed=30; 
    var demo=document.getElementById(d1);  
    var demo1=document.getElementById(d2);  
    var demo2=document.getElementById(d3); 
    demo2.innerHTML=demo1.innerHTML; 
    function boxTop(){ 
            if(demo2.offsetTop-demo.scrollTop<=0){demo.scrollTop-=demo1.offsetHeight} 
            else{demo.scrollTop++} 
        } 
	function boxRight(){ 
            if(demo.scrollLeft<=0){demo.scrollLeft+=demo2.offsetWidth} 
            else{demo.scrollLeft--} 
        } 

    if(e==1){ 
            var MoveTop=setInterval(boxTop,speed); 
            demo.onmouseover=function(){clearInterval(MoveTop);} 
            demo.onmouseout=function(){MoveTop=setInterval(boxTop,speed)} 
        } 
	if(e==2){ 
            var MoveRight=setInterval(boxRight,speed); 
            demo.onmouseover=function(){clearInterval(MoveRight)} 
            demo.onmouseout=function(){MoveRight=setInterval(boxRight,speed)} 
        } 
    if(e=="top"){ 
            MoveTop=setInterval(boxTop,speed) 
            obj.onmouseout=function(){clearInterval(MoveTop);} 
        } 
	if(e=="right"){ 
            MoveRight=setInterval(boxRight,speed) 
            obj.onmouseout=function(){clearInterval(MoveRight);} 
        } 
    }