create ad-hoc form and submit it - using jQuery

adhoc form.js

var postForm = function(destination, fields) {
        var form = $("<form/>",{"action":destination,"method":"post"});
        $.each(fields, function(name, value) {
                form.append($("<input/>", {"type":"hidden", "name":name, "value":value}));
        });
        //for this to work in FF, form must be appended to body - not necessary in WebKit
        $("body").append(form);
        form.submit();
}