function cotton()
{
var flashurl = ["01_mx.swf", "02_mx.swf", "03_mx.swf", "04_mx.swf"];
flashurl = flashurl[Math.floor(Math.random() * 4)];

document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"codebase=" http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="720" height="230">\n');
document.write('<param value="' + flashurl + '" name="movie" />');
document.write('<param name="quality" value="high" />\n');
document.write('<embed src="' + flashurl + '" quality="high" type="application/x-shockwave-flash" width="720" height="230"></embed>\n');

document.write('</object>\n');
}