function imp_flash()
{
	document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="770" height="400" id="intro" align="middle">');
    document.write('<param name="allowScriptAccess" value="sameDomain" />');
    document.write('<param name="movie" value="intro.swf" />');
    document.write('<param name="quality" value="high" />');
    document.write('<param name="bgcolor" value="#ffffff" />');
	document.write('<param name="menu" value="false" />');
    document.write('<embed src="intro.swf" quality="high" bgcolor="#ffffff" menu="false" width="770" height="400" name="intro" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
  	document.write('</object>');
}
function cambio_img(img){
	if(document.images){
		document.main.src = "img/" + img;
	} else {
		document.main.src = "img/no_foto.gif";
	}
}