[Ask for help]Whether I could submit some fixes onto Trunk

I have done some fixing try regarding Chinese character inputting and displaying and have register on
http://source.squeak.org/trunk, and using Monticello Browser to upload it, but it throw up the error message 401 UnauthorizedDate,

Only Core developers can submit to trunk. Submit to inbox instead. See: http://squeakboard.wordpress.com/2009/07/02/a-new-community-development-model/