am = "Copyright © 2007\nPianoSpectrum.com";
bV  = parseInt(navigator.appVersion)
bNS = navigator.appName=="Netscape"
bIE = navigator.appName=="Microsoft Internet Explorer"
function nrc(e) {
   if (bNS && e.which > 1){
      alert(am)
      return false
   } else if (bIE && (event.button >1)) {
     alert(am)
     return false;
   }
}

document.onmousedown = nrc;
if (document.layers) window.captureEvents(Event.MOUSEDOWN);
if (bNS && bV<5) window.onmousedown = nrc;

{
hv1= new Image();
hv1.src = "../images/an1a.gif";
hv1on = new Image();
hv1on.src = "../images/an1b.gif";
hv2= new Image();
hv2.src = "../images/an2a.gif";
hv2on = new Image();
hv2on.src = "../images/an2b.gif";
hv3= new Image();
hv3.src = "../images/an3a.gif";
hv3on = new Image();
hv3on.src = "../images/an3b.gif";
hv4= new Image();
hv4.src = "../images/an4a.gif";
hv4on = new Image();
hv4on.src = "../images/an4b.gif";
hv5= new Image();
hv5.src = "../images/an5a.gif";
hv5on = new Image();
hv5on.src = "../images/an5b.gif";
hv6= new Image();
hv6.src = "../images/an6a.gif";
hv6on = new Image();
hv6on.src = "../images/an6b.gif";
hv7= new Image();
hv7.src = "../images/sl2b.jpg";
hv7on = new Image();
hv7on.src = "../images/sl2a.jpg";

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