function getCSS()
{
datetoday = new Date();
timenow=datetoday.getTime();
datetoday.setTime(timenow);
thehour = datetoday.getHours();
if (thehour > 19)
display = "new_css/css/layout_new4.css";
else if (thehour > 16)
display = "new_css/css/layout_new3.css";
else if (thehour > 10)
display = "new_css/css/layout_new2.css";
else if (thehour > 5)
display = "new_css/css/layout_new.css";
else
display = "new_css/css/layout_new.css";
var css = '<';  css+='link rel="stylesheet" href=' + display + ' \/';  css+='>';
document.write(css);
// End -->
}