browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
  if ((browserName == "Netscape" && browserVer >= 3) || (browserName == "Microsoft Internet Explorer" && browserVer >=4)) {
    version = "n3";
  }
    else {
    version = "n2";
    alert ("This site requires a JavaScript-compatible browser");
  }


var page = ""


function currentPage(current)
{
page = current
}


function navOver(arrow)
{
  if (version == "n3")
  {
    document[arrow].src="nav/arrow.gif";
  }
}


function allOut()
{
  if (version == "n3")
  {
    for (i = 1; i < 10; i++)
    {
      if (("n0" + i) != page){document["n0" + i].src="images/purple.gif"}
    }
  }
}