function flash(secure) {
    var shockmode = false;
    var mimetype = 'application/x-shockwave-flash';

    if (navigator.mimeTypes) {
        if (navigator.mimeTypes[mimetype] != null) {
            if (navigator.mimeTypes[mimetype].enabledPlugin != null) {
                shockmode = true;
            }
        }
    }

    if (!shockmode && navigator.appVersion.indexOf('MSIE') != -1) {
        shockmode = true;
    }
    if (shockmode) {
			document.write('<OBJECT classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" ID="uvodni" width="809" height="280">');
			document.write('<PARAM name="movie" value="animace/animace-play.swf">');
			document.write('<PARAM NAME="menu" VALUE="false">');
			document.write('<PARAM name="quality" value="high">');
			document.write('<PARAM NAME="loop" VALUE="true">');
			document.write('<EMBED src="animace/animace-play.swf" loop="true" menu="false" quality="high" width="809" height="280" type="application/x-shockwave-flash" PLUGINSPAGE="http://www.macromedia.com/go/getflashplayer"><\/EMBED>');
			document.write('<\/OBJECT>');
    }
    else {
        document.write('<IMG SRC="img/top-img.jpg" WIDTH="809" HEIGHT="280" BORDER="0" ALT="Catering Melodie">');
    }
}