","\n"));
// document.write("<\/ul>");
all_text = "";
// Loop through all the slides in the slideshow
for (i=0; i < this.slides.length; i++) {
slide = this.slides[i];
if (slide.text) {
all_text += before_slide + slide.text + after_slide;
}
}
return(all_text);
}
//--------------------------------------------------
this.display_text = function(text) {
// Display the text for the current slide
// If the "text" arg was not supplied (usually it isn't),
// get the text from the slideshow
if (!text) {
text = this.slides[ this.current ].text;
}
// If a textarea has been specified,
// then change the text displayed in it
if (this.textarea && typeof this.textarea.value != 'undefined') {
this.textarea.value = text;
}
// If a text id has been specified,
// then change the contents of the HTML element
if (this.textid) {
r = this.getElementById(this.textid);
if (!r) { return false; }
if (typeof r.innerHTML == 'undefined') { return false; }
// Update the text
r.innerHTML = text;
}
}
//--------------------------------------------------
this.hotlink = function() {
// This method calls the hotlink() method for the current slide.
this.slides[ this.current ].hotlink();
}
//--------------------------------------------------
this.save_position = function(cookiename) {
// Saves the position of the slideshow in a cookie,
// so when you return to this page, the position in the slideshow
// won't be lost.
if (!cookiename) {
cookiename = this.name + '_slideshow';
}
document.cookie = cookiename + '=' + this.current;
}
//--------------------------------------------------
this.restore_position = function(cookiename) {
// If you previously called slideshow_save_position(),
// returns the slideshow to the previous state.
//Get cookie code by Shelley Powers
if (!cookiename) {
cookiename = this.name + '_slideshow';
}
var search = cookiename + "=";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search);
// if cookie exists
if (offset != -1) {
offset += search.length;
// set index of beginning of value
end = document.cookie.indexOf(";", offset);
// set index of end of cookie value
if (end == -1) end = document.cookie.length;
this.current = parseInt(unescape(document.cookie.substring(offset, end)));
}
}
}
//--------------------------------------------------
this.noscript = function() {
// This method is not for use as part of your slideshow,
// but you can call it to get a plain HTML version of the slideshow
// images and text.
// You should copy the HTML and put it within a NOSCRIPT element, to
// give non-javascript browsers access to your slideshow information.
// This also ensures that your slideshow text and images are indexed
// by search engines.
$html = "\n";
// Loop through all the slides in the slideshow
for (i=0; i < this.slides.length; i++) {
slide = this.slides[i];
$html += '';
if (slide.link) {
$html += '';
}
$html += '
';
if (slide.link) {
$html += "<\/a>";
}
if (slide.text) {
$html += "
\n" + slide.text;
}
$html += "<\/P>" + "\n\n";
}
// Make the HTML browser-safe
$html = $html.replace(/\&/g, "&" );
$html = $html.replace(//g, ">" );
return('' + $html + '
');
}
//==================================================
// Private methods
//==================================================
//--------------------------------------------------
this.loop = function() {
// This method is for internal use only.
// This method gets called automatically by a JavaScript timeout.
// It advances to the next slide, then sets the next timeout.
// If the next slide image has not completed loading yet,
// then do not advance to the next slide yet.
// Make sure the next slide image has finished loading
if (this.current < this.slides.length - 1) {
next_slide = this.slides[this.current + 1];
if (next_slide.image.complete == null || next_slide.image.complete) {
this.next();
}
} else { // we're at the last slide
this.next();
}
// Keep playing the slideshow
this.play( );
}
//--------------------------------------------------
this.valid_image = function() {
// Returns 1 if a valid image has been set for the slideshow
if (!this.image)
{
return false;
}
else {
return true;
}
}
//--------------------------------------------------
this.getElementById = function(element_id) {
// This method returns the element corresponding to the id
if (document.getElementById) {
return document.getElementById(element_id);
}
else if (document.all) {
return document.all[element_id];
}
else if (document.layers) {
return document.layers[element_id];
} else {
return undefined;
}
}
//==================================================
// Deprecated methods
// I don't recommend the use of the following methods,
// but they are included for backward compatibility.
// You can delete them if you don't need them.
//==================================================
//--------------------------------------------------
this.set_image = function(imageobject) {
// This method is deprecated; you should use
// the following code instead:
// s.image = document.images.myimagename;
// s.update();
if (!document.images)
return;
this.image = imageobject;
}
//--------------------------------------------------
this.set_textarea = function(textareaobject) {
// This method is deprecated; you should use
// the following code instead:
// s.textarea = document.form.textareaname;
// s.update();
this.textarea = textareaobject;
this.display_text();
}
//--------------------------------------------------
this.set_textid = function(textidstr) {
// This method is deprecated; you should use
// the following code instead:
// s.textid = "mytextid";
// s.update();
this.textid = textidstr;
this.display_text();
}
}