seltab.js
function seltab(bpref, hpref, id_max, selected) {
if (! document.getElementById) return;
for (i = 0; i <= id_max; i++) {
if (! document.getElementById(bpref + i)) continue;
if (i == selected) {
document.getElementById(bpref + i).style.visibility = "visible";
document.getElementById(bpref + i).style.position = "";
document.getElementById(hpref + i).className = "open";
} else {
document.getElementById(bpref + i).style.visibility = "hidden";
document.getElementById(bpref + i).style.position = "absolute";
document.getElementById(hpref + i).className = "close";
}
}
}