Help Changing Chords

This is a 1 minute video response from Aaron Foltz on Nov 1st, 2008

Question:

"Danny91 asks "Well i've been having a problem and its kinda hard for me to change between chord to chord like im up to lesson 3 in beginners and im watching steve's lessons and he teaches great but i have a problem switching chords when im strumming so is it possible if u guys could send me a practice tape that will get my speed up and that i can change chords while strumming because i stop strumming when i change it cause im not fast enough so if it possible help me out . thanks""