1 - If Firefox is having issues with your code then their is an issue in your code. Don't blame the web browser.
2 - Do you know how complicated it is to do an internal preview using the Chrome or Gecko engines? RJTextEd allows this but the extra downloads required are massive and not very stable. -- Carbonize <http://forum.pspad.com/read.php?2,64105,64107> PSPad freeware editor http://www.pspad.com
