The tag

    <APPLET CODEBASE="JavaClasses" 
            CODE="puzzle.class"
            ALIGN=top WIDTH=213 HEIGHT=152>
        <PARAM NAME="img" VALUE="../old-bri2.gif">
        <PARAM NAME="rows" VALUE=4>
        <PARAM NAME="cols" VALUE=4>
        <PARAM NAME="scramble" VALUE=25>
    </APPLET>

Parameter Description
img Pathname for image
rows How many rows to make
cols How many columns to make
scramble How much scrambling to do