// JavaScript Document

/******************************************
* Scrollable content script II- © Dynamic Drive (www.dynamicdrive.com)
* Visit http://www.dynamicdrive.com/ for full source code
* This notice must stay intact for use
******************************************/

iens6=document.all||document.getElementById
ns4=document.layers

//specify speed of scroll (greater=faster)
var speed=2 

function movedown(nombre){
	if (iens6){
		crossobj=document.getElementById? document.getElementById(nombre) : document.all.content
		contentheight=crossobj.offsetHeight
	}
	else if (ns4){
		crossobj=document["ns"+nombre+"er"].document["ns"+nombre]
		contentheight=crossobj.clip.height
		document.nscontainer.document.nscontent.visibility="show"
	}
	
	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('"+nombre+"')",20)
}

function moveup(nombre){
	if (iens6){
		crossobj=document.getElementById? document.getElementById(nombre) : document.all.content
		contentheight=crossobj.offsetHeight
	}
	else if (ns4){
		crossobj=document["ns"+nombre+"er"].document["ns"+nombre]
		contentheight=crossobj.clip.height
		document.nscontainer.document.nscontent.visibility="show"
	}

	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('"+nombre+"')",20)
}