{
about = new Image();
about.src = "img/about.jpg";

concept = new Image();
concept.src = "img/concept.jpg";

exhib = new Image();
exhib.src = "img/exhibit.jpg";

link = new Image();
link.src = "img/link.jpg";


misc = new Image();
misc.src = "img/misc.jpg";

street = new Image();
street.src = "img/street.jpg";

graphic = new Image();
graphic.src = "img/valv.jpg";
graphicOn = new Image();
graphicOn.src = "img/valvOn.jpg";
}

function imageChange(imageID,imageName,imageID2,imageName2) {
{
document.images[imageID].src = eval(imageName + ".src");
document.images[imageID2].src = eval(imageName2 + ".src");
}
}