if (iens6){
	document.write('</div></div>');
	var crossobj=document.getElementById? document.getElementById("content") : document.all.content;
	var contentheight=crossobj.offsetHeight;
} else if (ns4){
	var crossobj=document.nscontainer.document.nscontent
	var contentheight=crossobj.clip.height
}

function movedown(){
	if (window.moveupvar) clearTimeout(moveupvar);
	if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+100))
		crossobj.style.top=parseInt(crossobj.style.top)-speed+"px";
	else if (ns4&&crossobj.top>=(contentheight*(-1)+100))
		crossobj.top-=speed;
	movedownvar=setTimeout("movedown()",20);
}

function moveup(){
	if (window.movedownvar) clearTimeout(movedownvar);
	if (iens6&&parseInt(crossobj.style.top)<=0)
		crossobj.style.top=parseInt(crossobj.style.top)+speed+"px";
	else if (ns4&&crossobj.top<=0)
		crossobj.top+=speed;
	moveupvar=setTimeout("moveup()",20);
}

function stopscroll(){
	if (window.moveupvar) clearTimeout(moveupvar)
	if (window.movedownvar) clearTimeout(movedownvar)
}

function movetop(){
	stopscroll();
	if (iens6) crossobj.style.top=0+"px";
	else if (ns4) crossobj.top=0;
}

function getcontent_height(){
	if (iens6) contentheight = crossobj.offsetHeight;
	else if (ns4) document.nscontainer.document.nscontent.visibility="show";
}

window.onload = getcontent_height