") 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