Mojo showed us how to resize the ToS prophet chart Sunday night. For the folks that missed it I created a video tutorial for you.

Here is the video via Stage6 - This is a high quality video, might require you to download and install via ActiveX the Divx Web Plugin.
http://www.stage6.com/user/MdrNate/video/2079300/Think-of-Swim-Graph-Resizing

Here's a Youtube version if the one above doesn't work.
http://www.youtube.com/watch?v=iNHWJy22dHw