<!-- 

if (((navigator.appName == "Netscape")
                        && (parseInt(navigator.appVersion) >= 3 ))
                        || ((navigator.appName == "Microsoft Internet Explorer")                

                             && (parseInt(navigator.appVersion) >= 4 ))) {
                             version = "supported";
                     }
                             else {
                             version = "notsupported";
                     }
if (version == "supported")
{

                        img1on = new Image(55, 16);
                        img1on.src = "graphics/top-a.gif";
                        img2on = new Image(250, 16);
                        img2on.src = "graphics/signup-a.gif";
                        img3on = new Image(169, 16);
                        img3on.src = "graphics/comments-a.gif";
                        img4on = new Image(72, 12);
                        img4on.src = "graphics/more-a.gif";
                        img5on = new Image(72, 12);
                        img5on.src = "graphics/more-a.gif";
	
                                                
                        img1off = new Image(55, 16);
                        img1off.src = "graphics/top.gif";
                        img2off = new Image(250, 16);
                        img2off.src = "graphics/signup.gif";
                        img3off = new Image(169, 16);
                        img3off.src = "graphics/comments.gif";
                        img4off = new Image(72, 12);
                        img4off.src = "graphics/more.gif";
                        img5off = new Image(72, 12);
                        img5off.src = "graphics/more.gif";
                      
}

        function img_on(imgName) {

                        if (version == "supported") {
                        imgOn = eval(imgName + "on.src");
                        document.images[imgName].src = imgOn;

                        }

                        }
        function img_off(imgName) {

                        if (version == "supported") {
                        imgOff = eval(imgName + "off.src");
                        document.images[imgName].src = imgOff;
                        }

                        }

						
if (document.images)
{
  pic11= new Image(120,24); 
  pic11.src="graphics/nav-home-on.gif"; 
  pic12= new Image(120,24); 
  pic12.src="graphics/nav-resources-on.gif"; 
  pic13= new Image(120,24); 
  pic13.src="graphics/nav-rainier-on.gif"; 
  pic14= new Image(120,24); 
  pic14.src="graphics/nav-expeditions-on.gif"; 
  pic15= new Image(120,24); 
  pic15.src="graphics/nav-photo-on.gif"; 
  pic16= new Image(120,24); 
  pic16.src="graphics/nav-contact-on.gif"; 
}
//-->