remove parts of the current url following "?"

gistfile1.js

function remove_params(I)
{
  var rx=/^(.*)\?/;
  var url=I.buffer.current_uri.spec;
  var match = rx.exec(url);
  if(match)
  {
    I.window.minibuffer.message("matched");
    I.window.minibuffer.message(match[1]);
    apply_load_spec(I.buffer, match[1])
  } else
    I.window.minibuffer.message("didn't match the spec");
}
interactive(
  "remove-params",
  "clean parameter data from the current uri",
  function(I){ remove_params(I) }
)