scrollStep=1
timerUp=""
timerDown=""
function toTop(id){
	document.getElementById(id).scrollTop=0
}
function scrollDivDown(id){
	clearTimeout(timerDown)
	document.getElementById(id).scrollTop+=scrollStep
	timerDown=setTimeout("scrollDivDown('"+id+"')",10)
}
function scrollDivUp(id){
	clearTimeout(timerUp)
	document.getElementById(id).scrollTop-=scrollStep
	timerUp=setTimeout("scrollDivUp('"+id+"')",10)
}
function toBottom(id){
	document.getElementById(id).scrollTop=document.getElementById(id).scrollHeight
}
function stopMe(){
	clearTimeout(timerDown)
	clearTimeout(timerUp)
}