function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function sctabs() { //v9.0
  var i,p,v,obj,args=sctabs.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) 
   {
    v=args[i+2];
    if (obj.style) 
    { obj1=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj1.visibility=v; 
    if(v=='visible'){setBoard(obj.id);}
    }
}

function setBoard(num)
{
n = num.substring(num.length-1);
m = num.substring(0,num.length-1);
 for(i=0;i<document.getElementById(m).getElementsByTagName('li').length;i++)
 {
 document.getElementById(m).getElementsByTagName('li')[i].className="tdhidden";
 document.getElementById(m).getElementsByTagName('li')[n-1].className="tdvisible";
 }
}