var NN3 = false;

image1alt = new Image();
image1alt.src = "welcome.gif";
image1alton = new Image();
image1alton.src = "support.gif";

image2alt = new Image();
image2alt.src = "welcome.gif";
image2alton = new Image();
image2alton.src = "spyware.gif";

image3alt = new Image();
image3alt.src = "welcome.gif";
image3alton = new Image();
image3alton.src = "antispam.gif";

image4alt = new Image();
image4alt.src = "welcome.gif";
image4alton = new Image();
image4alton.src = "virus.gif";

image5alt = new Image();
image5alt.src = "middlesection_blank.JPG";
image5alton = new Image();
image5alton.src = "middlesection_wsamantha.JPG";

image6alt = new Image();
image6alt.src = "middlesection_blank.JPG";
image6alton = new Image();
image6alton.src = "middlesection_wlinks.JPG";

function on3(name)   {
	document["altimg"].src = eval(name + "alton.src");
}

function off3(name)  {        document["altimg"].src = eval(name + "alt.src");
}

NN3 = true;

function on(name)  {        
	if (NN3) on3(name);
}

function off(name)  {
        if (NN3) off3(name);
}