send = new Image();
send.src = "/images/buttons/send.gif";
sendRO = new Image();
sendRO.src = "/images/buttons/send_over.gif";

save = new Image();
save.src = "/images/buttons/save.gif";
saveRO = new Image();
saveRO.src = "/images/buttons/save_over.gif"

function over(item) {
    document.getElementById(item).src=eval(item+"RO").src;

}
function out(item) {
    document.getElementById(item).src=eval(item).src;
}

function show(id){
 id=''+id;
 if(document.getElementById(id).style.display == 'none' || document.getElementById(id).style.display == '')
     {document.getElementById(id).style.display = 'block';}
 else
     {document.getElementById(id).style.display = 'none';}
}