U.Helper

var series = "movie1.flv|movie2.flv|movie3.flv|movie4.flv", movie = series.split('|');
for (var i = 0; i < movie.length; i++) {
alert(movie[i]);
}

<script type="text/javascript">
    var series = "message|message|message|message", movie = series.split('|');
   for (var i = 0; i < movie.length; i++) {
    alert(movie[i]);
   }
     
   </script>

<EMBED src="http://seial-dom.ucoz.ru/xml/PLserials.swf" width="598" height="598" type="application/x-shockwave-flash" flashvars="&displayheight=510&file=#series&height=598&width=598& overstretch=true&autostart=false&shuffle=false" allowscriptaccess="always" allowfullscreen="true">

var series = "$MESSAGE$"

<EMBED id="mplayer" src="http://seial-dom.ucoz.ru/xml/PLserials.swf" width="598" height="598" type="application/x-shockwave-flash" flashvars="displayheight=510&file=#&height=598&width=598& overstretch=true&autostart=false&shuffle=false" allowscriptaccess="always" allowfullscreen="true">

<script type="text/javascript">
var series = "$MESSAGE$", movie = series.split('|'), fv = document.getElementById('mplayer').flashvars;
document.getElementById('mplayer').flashvars = fv.split('#')[0] + movie[0] + fv.split('&file=')[1];
</script>