lftMostFrame = 1;
function writeThumbnail(lastframe) {
var pathName = top.location.pathname;
var lastForwardSlash = pathName.lastIndexOf("\/");
var lastDot = pathName.indexOf(".", lastForwardSlash);
var framenum = pathName.substring( pathName.lastIndexOf("\/")+1, lastDot );
framenum = framenum * 1;
if (pathName.match('index.html') || pathName.match('/$')) {
framenum = 1;
}
var prevButton = document.getElementById('prev');
prevButton.innerHTML = '
';
var nextButton = document.getElementById('next');
nextButton.innerHTML = '
';
var lastTN2show = framenum + 3;
var firstTN2show = framenum - 3;
var targetTD = document.getElementById('tn'+framenum);
if (targetTD) {
targetTD.className = 'shade';
}
if (lastframe > 7) {
if (framenum < 5) {
prevButton.innerHTML = '
';
//document.getElementById('prev').style.visibility = "visible";
lastTN2show = 7;
firstTN2show = 1;
}
if (framenum > (lastframe-4)) {
nextButton.innerHTML = '
';
//document.getElementById('next').style.visibility = "visible";//hidden
}
for (var i=firstTN2show-1; i>0; i--) {
document.getElementById('tn'+i).style.visibility = "hidden";
document.getElementById('tn'+i).style.display = "none";
}
for (var i=lastTN2show+1; i<=lastframe; i++) {
document.getElementById('tn'+i).style.visibility = "hidden";
document.getElementById('tn'+i).style.display = "none";
}
} else { //gallery has less than 8 frames so hide more links
prevButton.innerHTML = '';
nextButton.innerHTML = '';
}
lftMostFrame = firstTN2show;
}
function displayNextThumbnails(lastframe) {
var prevButton = document.getElementById('prev');
var nextButton = document.getElementById('next');
shiftOpacity('tncontainer', 500);
var prevSet = 1;
var emptyFrames = 0;
prevButton.innerHTML = '';
//document.getElementById('prev').style.visibility = "visible";
lftMostFrame = lftMostFrame + 7;
var nextSet = lftMostFrame + 6;
if (nextSet >= lastframe) {
emptyFrames = nextSet - lastframe;
nextSet = lastframe;
nextButton.innerHTML = '';
//document.getElementById('next').style.visibility = "visible";//hidden
} else {
nextButton.innerHTML = '';
//document.getElementById('next').style.visibility = "visible";
}
for (var i=lftMostFrame-1; i >= prevSet; i--) {
document.getElementById('tn'+i).style.visibility = "hidden";
document.getElementById('tn'+i).style.display = "none";
}
for (var j=lftMostFrame; j <= nextSet; j++) {
document.getElementById('tn'+j).style.display = "";
document.getElementById('tn'+j).style.visibility = "visible";
}
if (emptyFrames) {}
}
function displayPrevThumbnails(lastframe) {
var prevButton = document.getElementById('prev');
var nextButton = document.getElementById('next');
shiftOpacity('tncontainer', 500);
var prevSet = lftMostFrame - 7;
if (prevSet <= 1) {
prevSet = 1;
prevButton.innerHTML = '';
//document.getElementById('prev').style.visibility = "visible";//hidden
} else {
prevButton.innerHTML = '';
//document.getElementById('prev').style.visibility = "visible";
}
lftMostFrame = prevSet;
var nextSet = prevSet + 7;
if (nextSet >= lastframe) {
nextSet = lastframe;
}
nextButton.innerHTML = '';
//document.getElementById('next').style.visibility = "visible";
for (var j=lastframe; j >= nextSet; j--) {
document.getElementById('tn'+j).style.display = "none";
document.getElementById('tn'+j).style.visibility = "hidden";
}
for (var i=nextSet-1; i >= prevSet; i--) {
document.getElementById('tn'+i).style.display = "";
document.getElementById('tn'+i).style.visibility = "visible";
}
}
// fade transition functions
function shiftOpacity(id, millisec) {
document.getElementById(id).style.opacity = 0
opacity(id, 0, 100, millisec);
}
function opacity(id, opacStart, opacEnd, millisec) {
var speed = Math.round(millisec / 100);
var timer = 0;
for(i = opacStart; i <= opacEnd; i++) {
setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
timer++;
}
}
//change the opacity for different browsers
function changeOpac(opacity, id) {
var object = document.getElementById(id).style;
object.opacity = (opacity / 100);
object.MozOpacity = (opacity / 100);
object.KhtmlOpacity = (opacity / 100);
object.filter = "alpha(opacity=" + opacity + ")";
}
// /fade transition functions
function writeSource() {
var mySource = "CNN";
if (location.pathname.match("fortune")) {
var mySource = "FORT";
} else if (location.pathname.match("fsb")) {
var mySource = "FSB";
} else if (location.pathname.match("moneymag")) {
var mySource = "MONEY";
} else if (location.pathname.match(".golf")) {
var mySource = "GOLF";
} else if (location.pathname.match(".toh")) {
var mySource = "TOH";
} else if (location.pathname.match(".tal")) {
var mySource = "TAL";
}
return mySource;
}