The RealClock.class file is put to the same folder as the HTML file.
The following is designated with HTML file.

Parameter
Default
Meaning
CODE="RealClock.class"Indispensable Name is not changed.
( Possibility that change if source program is changed )
WIDTHIndispensableThe width of the display window is designated.
HEIGHTIndispensableThe height of the display window is designated.
ALIGN
-
You do not have to designate it.
backred255The red proportion of the background is designated. ( 0 to 255 )Default designated be white.
backgreen255The green proportion of the background is designated. ( 0 to 255 )
backblue255The blue proportion of the background is designated. ( 0 to 255 )
red255The red proportion of the letter is designated. ( 0 to 255 )Default designated be red.
green0The green proportion of the letter is designated. ( 0 to 255 )
blue0The blue proportion of the letter is designated. ( 0 to 255 )
fontDialog The font of the letter is designated.
Although it depends in environment the following is produced designated.

TimesRoman
Dialog
Serif
Sanserif
MonoSpaced
DialogInput
fontsize35The size of the font( Point ) is designated.
x0The display letter position from the left end of the display area is designated with pixel.


As for the following designated contents I am using.
Even the thing that can omit is designating as an example.
<APPLET CODE="RealClock.class" WIDTH=400 HEIGHT=40 ALIGN=BOTTOM>
<PARAM NAME="backred" VALUE="0">
<PARAM NAME="backgreen" VALUE="0">
<PARAM NAME="backblue" VALUE="0">
<PARAM NAME="red" VALUE="0">
<PARAM NAME="green" VALUE="255">
<PARAM NAME="blue" VALUE="0">
<PARAM NAME="font" VALUE="Dialog">
<PARAM NAME="fontsize" VALUE="22">
<PARAM NAME="x" VALUE="10">
</APPLET>