Convert this.progress expression to a number in ternary expression so we don't do a div by zero. Seems like it should be a number already, but for some reason this is necessary on IE.  Thanks, sfoster.  Fixes #3901
Convert this.progress expression to a number in ternary expression so we don't do a div by zero. Seems like it should be a number already, but for some reason this is necessary on IE.  Thanks, sfoster.  Fixes #3901


git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@9895 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful