homeon = new Image();                    
homeon.src = "images/home_on.gif";
homeoff = new Image();
homeoff.src = "images/home_off.gif";

bioson = new Image();                    
bioson.src = "images/bios_on.gif";
biosoff = new Image();
biosoff.src = "images/bios_off.gif";

arton = new Image();                    
arton.src = "images/art_on.gif";
artoff = new Image();
artoff.src = "images/art_off.gif";

showson = new Image();                    
showson.src = "images/shows_on.gif";
showsoff = new Image();
showsoff.src = "images/shows_off.gif";

gallerieson = new Image();                    
gallerieson.src = "images/galleries_on.gif";
galleriesoff = new Image();
galleriesoff.src = "images/galleries_off.gif";

mailingon = new Image();                    
mailingon.src = "images/mailing_on.gif";
mailingoff = new Image();
mailingoff.src = "images/mailing_off.gif";

contacton = new Image();                    
contacton.src = "images/contact_on.gif";
contactoff = new Image();
contactoff.src = "images/contact_off.gif";

searchon = new Image();                    
searchon.src = "images/search_on.gif";
searchoff = new Image();
searchoff.src = "images/search_off.gif";

// On function
function imgAct(imgName) {
    document[imgName].src = eval(imgName + "on.src");
}

// Off function
function imgInact(imgName) {
    document[imgName].src = eval(imgName + "off.src");
}

function jumpTo(optionObj) {
    window.location.href = optionObj.options[optionObj.selectedIndex].value;
}

function hov(loc,cls){
  if(loc.className)
  loc.className=cls;
}