// JavaScript Document
function getCSS()
{
datetoday = new Date();
timenow=datetoday.getTime();
datetoday.setTime(timenow);
thehour = datetoday.getHours();
 
if (thehour > 20)
display = "css/20_01.css";
else if (thehour > 16)
display = "css/16_20.css";
else if (thehour > 11)
display = "css/11_16.css";
else if (thehour > 6)
display = "css/07_11.css";
else if (thehour > 1)
display = "css/01_07.css";
else
display = "css/20_01.css";
 
var css = '<';  css+='link rel="stylesheet" type="text/css" href=' + display + ' \/';  css+='>';
 
document.write(css);
}