Web page inside of PIC16F84

IE4 screenshot

<title>Port B</title>

<body onLoad=
"
    for(var i=0;i<7;i++)
        document.forms[0].elements[i].checked=0x50&(2<<i)
">
<form action=a>
<script>
    for(var i=1;i<8;i++)
        document.write("B."+i+"<INPUT TYPE=checkbox><BR>")
</script>
<input type=submit value=Read>
<input type=button value=Write onClick=
"
    for(var v=400,i=0;
        i<7;
        v+=document.forms[0].elements[i].checked<<++i);
    top.location.href=v
">

Code:

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