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// -*- Java -*-
//
// $Id: slides.js,v 1.7 2004/11/05 12:34:32 nwalsh Exp $
//
// Copyright (C) 2002 Norman Walsh
//
// You are free to use, modify and distribute this software without limitation.
// This software is provided "AS IS," without a warranty of any kind.
//
// This script assumes that the Netscape 'ua.js' module has also been loaded.
function newPage(filename, overlay) {
divs = document.getElementsByTagName("div");
if (divs) {
var xdiv = divs[0];
if (xdiv) {
var xid = xdiv.getAttribute("id");
var mytoc = window.top.frames[0];
if (mytoc.lastUnderlined) {
mytoc.lastUnderlined.style.textDecoration = "none";
}
var tdiv = xbGetElementById(xid, mytoc);
if (tdiv) {
var ta = tdiv.getElementsByTagName("a").item(0);
ta.style.textDecoration = "underline";
mytoc.lastUnderlined = ta;
}
}
}
if (overlay != 0) {
overlaySetup('lc');
}
}
function navigate (evt) {
var kc = -1;
if (navigator.org == 'microsoft') {
kc = window.event.keyCode;
} else if (navigator.family == 'gecko') {
kc = evt.keyCode;
if(!kc) {
kc = evt.which;
}
} else {
kc = evt.which;
}
// These do look like odd values, what was the story?
//var forward = (kc == 34); /* '"' ? */
//var backward = (kc == 33); /* '!' */
//var home = (kc == 36); /* '$' */
//var toc = (kc == 112) || (kc == 224);
var forward = (kc == 110) || (kc == 78) || (kc == 32)
|| (kc == 10) || (kc == 13); /* n, N, SPACE, ENTER, RETURN */
var backward = (kc == 112) || (kc == 80) || (kc == 8); /* p, P, BACKSPACE */
var up = (kc == 117) || (kc == 85); /* u, U */
var home = (kc == 104) || (kc == 72); /* h, H */
var toc = (kc == 116) || (kc == 84); /* t, T */
var links = document.getElementsByTagName("link");
var count = 0;
var target = "";
for (count = 0; count < links.length; count++) {
if (home && (links[count].getAttribute("rel") == 'top')) {
target = links[count].getAttribute("href");
}
if (toc && (links[count].getAttribute("rel") == 'contents')) {
target = links[count].getAttribute("href");
}
if (up && (links[count].getAttribute("rel") == 'up')) {
target = links[count].getAttribute("href");
}
if (forward && (links[count].getAttribute("rel") == 'next')) {
target = links[count].getAttribute("href");
}
if (backward && (links[count].getAttribute("rel") == 'previous')) {
target = links[count].getAttribute("href");
}
}
if (target != "") {
if (window.top.frames[1]) {
window.top.frames[1].location = target;
} else {
window.location = target;
}
}
return false;
}
function toggletoc (img, width, hidegraphic, showgraphic) {
var fsc = top.GetElementsByTagName('frameset');
if (fsc) {
var fs = fsc[0];
if (fs) {
if (fs.cols == "0,*") {
fs.cols = width + ",*";
img.src = hidegraphic;
} else {
fs.cols = "0,*";
img.src = showgraphic;
}
}
}
}
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