Glimpse/Glimpse.Client — pull request #19 by jeffora (2013-10-19 04:09:51+00:00)
Title: Fix #18 - Check for viewstate existence

This PR adds a basic check to make sure `$('#__VIEWSTATE').val()` is actually defined before getting `length`, and returns 0 if it isn't. This allows HUD to render on WebForms pages without viewstate.