function writeMainFlash() {
document.write('<object type="application/x-shockwave-flash" data="images/synthetic-surfaces.swf" width="573" height="164" id="intromovie" name="intromovie">');
document.write('<param name="movie" value="images/synthetic-surfaces.swf" />');
document.write('<param name="wmode" value="transparent" />');
document.write('<img src="images/_home-placeholder.jpg" width="573" height="164" alt="Play spaces to stimulate the imagination..." />');
document.write('</object>');
}