homeButtonOff = new Image();
 homeButtonOff.src = "images/homeButtonOff.jpg";

 homeButtonOn = new Image();
 homeButtonOn.src = "images/homeButtonOn.jpg";

 forSaleButtonOff = new Image();
 forSaleButtonOff.src = "images/forSaleButtonOff.jpg";

 forSaleButtonOn = new Image();
 forSaleButtonOn.src = "images/forSaleButtonOn.jpg";

 steinwayButtonOff = new Image();
 steinwayButtonOff.src = "images/steinwayButtonOff.jpg";

 steinwayButtonOn = new Image();
 steinwayButtonOn.src = "images/steinwayButtonOn.jpg";

 tuningButtonOff = new Image();
 tuningButtonOff.src = "images/tuningButtonOff.jpg";

 tuningButtonOn = new Image();
 tuningButtonOn.src = "images/tuningButtonOn.jpg";

 repairButtonOff = new Image();
 repairButtonOff.src = "images/repairButtonOff.jpg";

 repairButtonOn = new Image();
 repairButtonOn.src = "images/repairButtonOn.jpg";

 refinishingButtonOff = new Image();
 refinishingButtonOff.src = "images/refinishingButtonOff.jpg";

 refinishingButtonOn = new Image();
 refinishingButtonOn.src = "images/refinishingButtonOn.jpg";

 contactButtonOff = new Image();
 contactButtonOff.src = "images/contactButtonOff.jpg";

 contactButtonOn = new Image();
 contactButtonOn.src = "images/contactButtonOn.jpg";

 questionButtonOff = new Image();
 questionButtonOff.src = "images/questionButtonOff.jpg";

 questionButtonOn = new Image();
 questionButtonOn.src = "images/questionButtonOn.jpg";

 evalButtonOff = new Image();
 evalButtonOff.src = "images/evalButtonOff.jpg";

 evalButtonOn = new Image();
 evalButtonOn.src = "images/evalButtonOn.jpg";

 function switchImage(imgname, onOff) {
  document[imgname].src = eval(onOff + ".src");
 }