browserName = navigator.appName;
browserVer  = parseInt(navigator.appVersion);
if (browserName == "Netscape" && browserVer >= 3) version = "good";
else if (browserVer >=4) version = "good";
else version = "bad";

if (version == "good")

{

title1on=new Image; title1on.src="images/title1on.gif";
title1off=new Image; title1off.src="images/title1.gif";

title2on=new Image; title2on.src="images/title2on.gif";
title2off=new Image; title2off.src="images/title2.gif";

title3on=new Image; title3on.src="images/title3on.gif";
title3off=new Image; title3off.src="images/title3.gif";

closeon=new Image; closeon.src="images/closeon.gif";
closeoff=new Image; closeoff.src="images/close.gif";

infoon=new Image; infoon.src="eisensteinsmonster/images/infoon.jpg";
infooff=new Image; infooff.src="eisensteinsmonster/images/info.jpg";

}

function img_act(imgName)

{

if (version == "good")

{
imgOn=eval(imgName + "on.src");
document [imgName].src=imgOn;
}

}


function img_inact(imgName)

{

if (version == "good")

{

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

}

}



function popup(name) {


{
if (navigator.platform == "MacPPC")
    {
        if (!window.screen)
        {
                if (navigator.appName == "Netscape")
                {

window.open(name,"","width=788,height=550,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,top=0,left=0,screenX=0,screenY=0");
                }else{

window.open(name,"","width=788,height=562,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,top=0,left=0");
                }
        }else{
                if (navigator.appName == "Netscape")
                {

window.open(name,"","width="+(screen.width-12)+",height="+(screen.height-50)+",toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,top=0,left=0,screenX=0,screenY=0");
                }else{

window.open(name,"","width="+(screen.width-12)+",height="+(screen.height-38)+",toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,top=0,left=0");
                }
        }
}else{
        if (!window.screen)
        {

window.open(name,"","width=800,height=600,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
        }else{
                if (navigator.appName == "Netscape")
                {

window.open(name,"","width="+(screen.width-12)+",height="+(screen.height-12)+",top=0,left=0,screenX=0,screenY=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
                }else{

window.open(name,"","fullscreen=1,top=0,left=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
                }
        }
    }
}

}