// JavaScript Document


function getVideoNumber(){
   var maxVideo=6;
   if(document.getElementById("tableScroller") && document.getElementById("tableVideo")){
	  var tableScroller = document.getElementById("tableScroller");
	  var tableVideo = document.getElementById("tableVideo");
	  var numVideo = tableVideo.getElementsByTagName("TD").length;   
	  if((numVideo>maxVideo) && (tableScroller.style.display=="none")){
		  tableScroller.style.display="block";
	  }
   }
}


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