Fixes dragging of the left side of the timeline handle in IE7. Also, drammatically speeds up handle dragging.
Fixes dragging of the left side of the timeline handle in IE7. Also, drammatically speeds up handle dragging.

git-svn-id: d0e296eae3c99886147898d36662a67893ae90b2@2243 653ae4dd-d31e-0410-96ef-6bf7bf53c507

dragonmantank/Habari,dragonmantank/Habari,dragonmantank/Habari