// JavaScript Document
var loaded = 1;
var currentDown = null;

function imageOver (el)
{
  if (loaded)
  {
    if (!currentDown || el.name != currentDown.name)
    {
      var str_switch = "on";
      chr = el.src.lastIndexOf("-") + 1;
      period = el.src.lastIndexOf(".");

      el.src = "" + el.src.substring(0, chr) + str_switch + el.src.substring(period, el.src.length);
      return true;
    }

  }
}

function imageOff (el, override)
{
  if (loaded)
  {
    if (!currentDown || override || el.name != currentDown.name)
    {
      var str_switch = "off";
      chr = el.src.lastIndexOf("-") + 1;
      period = el.src.lastIndexOf(".");

      el.src = "" + el.src.substring(0, chr) + str_switch + el.src.substring(period, el.src.length);
      return true;
    }
  }
}