24. A computer readable medium as recited in claim 23 wherein said computer program instruction for detecting a division gesture comprises: creating a theoretical line from a gesture made on said screen by said pointing means; comparing said theoretical line to predetermined criteria; and recognizing a division gesture if said theoretical line meets said predetermined criteria.
25. A computer readable medium as recited in claim 24 wherein said computer program instruction for creating a theoretical line comprises: collecting a plurality of sample points along a gesture path; forming said theoretical line including at least two of said plurality of sample points.