UpdatePanel Slowness in IE

Question

I\'m working on an ASP.Net application and working to add some Ajax to it to speed up certain areas. The first area that I am concentrating is the attendance area for the te

Answer 1

Noticed in a previous project that IE became terribly slow when we had heaps (150+) textboxes on a page, after checking with fiddler we figured it was the rendering engine that was slow.

(btw, before you all shout, the 150+ textboxes was an explicit customer requirement, we basically recreated customized excel on the web)