/* author: lillo */
/* creation date: 20/7/05 */
if (iens6){
var crossobj=document.getElementById? document.getElementById("content") : document.all.content
var contentheight=crossobj.offsetHeight
var contentwidth=crossobj.offsetWidth
}
else if (ns4){
var crossobj=document.nscontainer.document.nscontent
var contentheight=crossobj.clip.height
}

function movedown(){
if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+320))
crossobj.style.top=parseInt(crossobj.style.top)-speed+"px"
else if (ns4&&crossobj.top>=(contentheight*(-1)+320))
crossobj.top-=speed
movedownvar=setTimeout("movedown()",20)
}

function moveup(){
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 moveleft(){
if (iens6&&parseInt(crossobj.style.left)>=(contentwidth*(-1)+1110))
crossobj.style.left=parseInt(crossobj.style.left)-speed+"px"
else if (ns4&&crossobj.left>=(contentwidth*(-1)+650))
crossobj.left-=speed
moveleftvar=setTimeout("moveleft()",20)

}

function moveright(){
if (iens6&&parseInt(crossobj.style.left)<=0)
crossobj.style.left=parseInt(crossobj.style.left)+speed+"px"
else if (ns4&&crossobj.left<=0)
crossobj.left+=speed
moverightvar=setTimeout("moveright()",20)

}

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