Description: Implementing Ajax in IE may not be an issue anymore but there are actually additional tweaks you could do to upgrade the performance of Ajax in IE. It all goes back to JavaScript and there are specific coding designs that a developer could change in JavaScript to upgrade JavaScript’s performance in IE. The first challenge is to prevent constant symbolic look-up. By default, IE is ok in symbolic look-up however; constant IE look-up will eventually push the IE to the brink
