{
raft= new Image();
raft.src = "raft.gif";
raft_on = new Image();
raft_on.src = "raft_su.gif";

polbeam= new Image();
polbeam.src = "polbeam.gif";
polbeam_on = new Image();
polbeam_on.src = "polbeam_su.gif";

linac= new Image();
linac.src = "linac.gif";
linac_on = new Image();
linac_on.src = "linac_su.gif";

esr= new Image();
esr.src = "esr.gif";
esr_on = new Image();
esr_on.src = "esr_su.gif";

gamma= new Image();
gamma.src = "gamma.gif";
gamma_on = new Image();
gamma_on.src = "gamma_su.gif";

radiolisi= new Image();
radiolisi.src = "radiolisi.gif";
radiolisi_on = new Image();
radiolisi_on.src = "radiolisi_su.gif";

ipns= new Image();
ipns.src = "ipns.gif";
ipns_on = new Image();
ipns_on.src = "ipns_su.gif";

lara= new Image();
lara.src = "lara.gif";
lara_on = new Image();
lara_on.src = "lara_su.gif";

infrastructure= new Image();
infrastructure.src = "infrastructure.gif";
infrastructure_on = new Image();
infrastructure_on.src = "infrastructure_su.gif";

tavola= new Image();
tavola.src = "tavola.gif";
tavola_on = new Image();
tavola_on.src = "tavola_su.gif";

}
function imageChange(imageID,imageName) {


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

}