function toTop(id){ 
document.getElementById(id).scrollTop=0 
}

function toBottom(id){ 
document.getElementById(id).scrollTop=document.getElementById(id).scrollHeight 
}

speed=3

function scrollDivUp(id) {
	document.getElementById(id).scrollTop-=speed
	timerUp=setTimeout("scrollDivUp('"+id+"')",10)
}

function scrollDivDown(id){
	document.getElementById(id).scrollTop+=speed
	timerDown=setTimeout("scrollDivDown('"+id+"')",10) 
}