var clickmessage="Please do not duplicate.";

function disableclick(e) {
if (document.all) {
if (event.button>=2) {
event.srcElement.src
if (event.srcElement.tagName=="IMG"&&event.srcElement.src.indexOf("/slabs/")!=-1){
alert(clickmessage);
return false;
}
}
}
else if (document.layers) {
if (e.which == 3) {
alert(clickmessage);
return false;
}
}
else if (document.getElementById)
if (e.which==3&&e.target.tagName=="IMG"&&e.target.src.indexOf("/slabs/")!=-1)
setTimeout("alert(clickmessage)",0)
}

function associateimages(){
for(i=0;i<document.images.length;i++)
document.images[i].onmousedown=disableclick;
}

if (document.all){
document.onmousedown=disableclick
for (var i_tem = 0; i_tem < document.images.length; i_tem++)
document.images[i_tem].galleryimg='no'
}
else if (document.getElementById)
document.onmouseup=disableclick
else if (document.layers)
associateimages()