[thelist] random image+sound " popup"

[Jeroen Wijers]

>
>> I am looking for a script/example that does something like this:
>> randomly in time show and image somewhere ( layer technique
>> is fine even not all browser like it ), and plays a sound....
>
> Jeroen,
>
> You'll find out soon enough that the whole "Plays a sound" part of your
> question is not as trivial as it seems.  Implementing a cross platform 
> sound
> solution is not straightforward.
>
> That being said, here's one that works in a good number of browsers (IE,
> Moz, Opera).  Code is not object-oriented, on purpose, and only truly
> supports playing one sound at a time:
>
> var sounds = new Object();
> var playing_sound;
>
> function registerSound(name, filename)
> {
>  sounds[name] = filename;
> }
>
> function initSounds()
> {
>  document.write('<span id="soundspan">');
>  if (navigator.userAgent.indexOf('Opera') == -1)
>    for (i in sounds)
>      document.write('<embed name="snd_' + i + '" id="snd_' + i + '" src="'
> + sounds[i] + '" loop="false" autostart="false" hidden="true"
> enablejavascript="true" />');
>
>  document.write('</span>');
> }
>
> function playSound(name) {
>  playing_sound = document.getElementById('snd_' + name);
>  // the embedded object won't exist if we are in Opera.
>  if (playing_sound)
>  {
>    try
>    {
>    playing_sound.Play();
>    }
>    catch (e)
>    {
>      // Just catch the error if it happens, please.
>    }
>  }
>  else
>  {
>    // play sound in Opera
>    playOperaSound(name);
>  }
> }
>
> function stopSound() {
>  if (playing_sound)
>    playing_sound.Stop();
> }
>
> function playOperaSound(name) {
>  document.all.soundspan.innerHTML = '<embed src="' + sounds[name] + '"
> hidden="true" autostart="true" loop="false" />';
>  // sound has started automatically, so clear the div.
>  document.all.soundspan.innerHTML = '';
> }
>
>
> Usage:
>
> <script ...>
>  registerSound('ding', '/media/ding.wav');
>  ...
>  playSound('ding');
> </script>

Ow yes that is tricky i know with browser and platforms...  thanks a lot!

Jeroen



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