browserName = navigator.appName;

browserVer = parseInt(navigator.appVersion);



if ( (browserName == "Netscape" && browserVer >= 3) || (browserName== "Microsoft Internet Explorer" && browserVer > 3) ) version = "n3";

	else version = "n2";

	if (version == "n3") {

	
	
	n_deson = new Image();
	n_deson.src = "images/n_deson.gif";

	n_desoff = new Image();
	n_desoff.src = "images/n_desoff.gif";	


    n_suson = new Image();
	n_suson.src = "images/n_suson.gif";

	n_susoff = new Image();
	n_susoff.src = "images/n_susoff.gif";	

    
    n_clientson = new Image();
	n_clientson.src = "images/n_clientson.gif";

	n_clientsoff = new Image();
	n_clientsoff.src = "images/n_clientsoff.gif";	
	

    n_projon = new Image();
	n_projon.src = "images/n_projon.gif";

	n_projoff = new Image();
	n_projoff.src = "images/n_projoff.gif";	
	
}





function img_act(imgName) {

        if (version == "n3") {

        imgOn = eval(imgName + "on.src");

        document [imgName].src = imgOn;

        }

}



function img_inact(imgName) {

        if (version == "n3") {

        imgOff = eval(imgName + "off.src");

        document [imgName].src = imgOff;

        }

}