<?
print("<HTML>\n");
print("<HEAD>\n");
print("<TITLE>Figure 18-6</TITLE>\n");
print("</HEAD>\n");
$Hour = date("H");
$Intensity = round(($Hour/24.0)*(0xFF));
$PageColor = dechex($Intensity) .
dechex($Intensity) .
dechex($Intensity);
print("<BODY BGCOLOR=\"#$PageColor\">\n");
print("<H1>Figure 18-6</H1>\n");
print("</BODY>\n");
print("</HTML>\n");
?>
print("<HTML>\n");
print("<HEAD>\n");
print("<TITLE>Figure 18-6</TITLE>\n");
print("</HEAD>\n");
$Hour = date("H");
$Intensity = round(($Hour/24.0)*(0xFF));
$PageColor = dechex($Intensity) .
dechex($Intensity) .
dechex($Intensity);
print("<BODY BGCOLOR=\"#$PageColor\">\n");
print("<H1>Figure 18-6</H1>\n");
print("</BODY>\n");
print("</HTML>\n");
?>