function tanca() {
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	var div = document.createElement('div');
    div.id = 'overlay';
    div.innerHTML = '<div id="bar_ca" style="position:absolute;z-index:200;top:0;left:0;margin:0;padding:0;border:0;width:100%;height:58px;background:url(http://www.navegaencatala.cat/giny/img/fons.png) repeat-x;"><div style="position:relative;padding:8px 0 0 39px;float:left;"><img src="http://www.navegaencatala.cat/giny/img/b.png" style="position:absolute;top:6px;left:5px;"/><span style="margin:0;padding:0;border:none;font-family:Arial, Helvetica, sans-serif;font-size:18px;color:#000;font-weight:bold;">No est&agrave;s navegant en <span style="color:#cb0101;">catal&agrave;</span></span><span style="display:block;margin:3px 0 0 0;padding:0;border:none;font-family:Arial, Helvetica, sans-serif;font-size:13px;color:#000;">Fes el canvi, hi tens molt a guanyar!</span></div><div style="float:left;position:relative;display:block;border-left:1px solid #eec44a;margin:1px 0 0 28px;height:54px;"><a href="h" target="_blank" style="display:block;font-size:14px;font-weight:bold;background:url(http://www.navegaencatala.cat/giny/img/fons_a.png) no-repeat right;margin-top:5px;margin-left:8px;font-family:Arial, Helvetica, sans-serif;color:#fff;text-decoration:none;padding:15px 20px 15px 10px;">Configura&#39;t <u style="color:#cb0101">aqu&iacute;</u> f&agrave;cilment el teu navegador en catal&agrave;</a></div><div style="clear:both;">&nbsp;</div><div style="position:absolute;top:1px;right:0;width:200px;height:54px;border-left:1px solid #eec44a;"><span style="position:absolute;margin:0;padding:0;top:3px;left:10px;font-family:Arial, Helvetica, sans-serif;font-size:10px;color:#000;">En vols saber m&eacute;s?</span><a href="http://www.navegaencatala.cat" target="_blank"><img src="http://www.navegaencatala.cat/giny/img/nav.png" alt="Navega en catal&agrave;" style="position:absolute;top:15px;left:20px;border:none;" /></a><a href="javascript:tanca();"><img src="http://www.navegaencatala.cat/giny/img/x.png" alt="Tanca" style="position:absolute;top:0;right:5px;border:none;" /></a></div></div>';
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