Voice Recognition Help

Last night i found the voice recognition thing and set it up and did the hole learn how to use thing and i opened up notepad to try it out and it worked great, Now today i went to the help vista understand you better option and it just kept pausing and still wont leave the saying"i am now talking to my computer"so i just exited out and it said that it is now finished once i left and now it wont spell a single word right, I have tried to re do the under stand you better thing but it still just sits on the fist page and wont work, If there is anyway i can reset it to its old file it used or something?? It is really annoying that it worked just yesterday and now i cant find how to reset it and i cant re record or anything. Please help


Thanks you!, Nick