// JavaScript Document
function hideLi(exempt)
  {
    if (!document.getElementsByTagName) {
      return null;
    }
    if (!exempt) exempt = "";
    var lis =
      document.getElementsByTagName("li");
    for(var i=0; i < lis.length; i++)
    {
      var li = lis[i];
      var id = li.id;
      if (id != exempt)
      {
        li.className = "";
      }
    }
  }
  
function show(what)
  {
    if (!document.getElementById) {
      return null;
    }
    showWhat =
      document.getElementById(what);
	showWhat.className = "here";
	hideLi(what);
  }