bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
if ((bName == "Netscape" && bVer >= 3) ||
(bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3";
else br = "n2";

if (br == "n3") {
img1on = new Image( );
img1on.src  = "images/hp_nav1_on.gif";
img2on = new Image( );
img2on.src  = "images/hp_nav2_on.gif";	
img3on = new Image( );
img3on.src  = "images/hp_nav3_on.gif";	
img4on = new Image( );
img4on.src  = "images/hp_nav4_on.gif";	
img5on = new Image( );
img5on.src  = "images/hp_nav5_on.gif";	
img6on = new Image( );
img6on.src  = "images/hp_nav6_on.gif";	
img7on = new Image( );
img7on.src  = "images/hp_nav7_on.gif";	
img8on = new Image( );
img8on.src  = "images/hp_nav8_on.gif";	
img9on = new Image( );
img9on.src  = "images/hp_nav9_on.gif";	
img10on = new Image( );
img10on.src  = "images/hp_nav10_on.gif";
img11on = new Image( );
img11on.src  = "images/hp_nav11_on.gif";


img1off = new Image( );
img1off.src  = "images/hp_nav1_off.gif";
img2off = new Image( );
img2off.src  = "images/hp_nav2_off.gif";	
img3off = new Image( );
img3off.src  = "images/hp_nav3_off.gif";	
img4off = new Image( );
img4off.src  = "images/hp_nav4_off.gif";	
img5off = new Image( );
img5off.src  = "images/hp_nav5_off.gif";
img6off = new Image( );
img6off.src  = "images/hp_nav6_off.gif";
img7off = new Image( );
img7off.src  = "images/hp_nav7_off.gif";
img8off = new Image( );
img8off.src  = "images/hp_nav8_off.gif";
img9off = new Image( );
img9off.src  = "images/hp_nav9_off.gif";
img10off = new Image( );
img10off.src  = "images/hp_nav10_off.gif";
img11off = new Image( );
img11off.src  = "images/hp_nav11_off.gif";


}

function imgAct(imgName) {
if (br == "n3") {
document[imgName].src = eval(imgName + "on.src");
}
}

function imgInact(imgName) {
if (br == "n3") {
document[imgName].src = eval(imgName + "off.src");
}
}