gistfile1.js

// current window.location = "http://example.com/page"

var action = "http://example.com/beep#/stuff"
var params = "foo=bar&baz=qux"
window.location = action + encodeURIComponent("?" + params);

// browser result
// => http://example.com/beep?foo=bar&baz=qux#/stuff

// desired result
// => http://example.com/beep#/stuff?foo=bar&baz=qux

// any ideas...