<!--
h = (new Date()).getHours();

if((h >=  0) && (h <=  5)) document.write('<style type="text/css">body{background:#6e0000 url(../images/common/bg_blue.png) 0 0 repeat;}#header{background-image:url(../images/common/top_pmimg.png);}#footer{background-image:url(../images/common/under_pmimg.png);}</style>');

if((h >=  6) && (h <=  18)) document.write('<style type="text/css">#header{background-image:url(../images/common/top_amimg.png);}#footer{background-image:url(../images/common/under_amimg.png);}</style>');

if((h >=  19) && (h <=  23)) document.write('<style type="text/css">body{background:#6e0000 url(../images/common/bg_blue.png) 0 0 repeat;}#header{background-image:url(../images/common/top_pmimg.png);}#footer{background-image:url(../images/common/under_pmimg.png);}</style>');
//-->