Returns
From TYPO3Wiki
<< Back to FAQ page In edit mode, when the Enter key is pressed:
Internet Explorer inserts: <p> </p> Mozilla/Firefox inserts: <br />
When shift-Enter is pressed:
both Internet Explorer and Mozilla/Firefox insert: <br />
htmlArea is trying to compensate for these different behaviors:
htmlArea intercepts the Mozilla/Firefox Enter key event htmlArea wraps the br tag in a pair of p tags: <p><br /></p> on submit or on toggle to textmode, htmlArea strips the br tag.