if (document.images) {

	var lightingOn = new Image();
      lightingOn.src = "../icons4/lighting_on.gif";
      var lightingOff = new Image();
      lightingOff.src = "../icons4/lighting_off.gif";

}

function changeIn(imageName) {
      if (!document.images) return;
      document.images[imageName].src = eval(imageName + "On.src");
}

function changeOut(imageName) {
      if (!document.images) return;
      document.images[imageName].src = eval(imageName + "Off.src");
}


document.write('<a onmouseover="changeIn(\'lighting\');" onmouseout="changeOut(\'lighting\');" a href="lighting.htm"><img src="../icons4/lighting_off.gif" name="lighting" border=0 width="96" height="28" vspace="1"></a>')