Hi can any one tell me how much time it will take to get my visa after appeal is allowed, my appeal is allowed on 13 may 2011 but i didnt recived my visa up to now

i forgot to send my passport for applying psw today in envelope i jsut send dd bankstatement and application form now what i have to do

i came to uk on oct-2009 for 1 year msc(soft engg mngt) course.i was not intrested on this course so i left it on april 2010 and now i was planing to join in another university for sept-2010 i had visa upto feb 2011 is there is any problem and please suggest me if there is any other options