<U> | NN 3 IE 3 HTML 3.2
<U>...</U> | HTML End Tag: Required
The u element renders its content as underlined text. This element is deprecated in HTML 4 in favor of the text-decoration:underline style sheet attribute. The element does not validate in strict HTML 4 or XHTML DTDs, and may confuse users who regard any underlined text as a clickable link, regardless of color.
Example
    <P>You may already be a <U>winner</U>!</P>
Object Model Reference
    [window.]document.getElementById(elementID)
Element-Specific Attributes
None.
Element-Specific Event Handler Attributes
None.

lang | NN 3 IE 4 HTML 4
lang="languageCode" | Optional
The language being used for the element's attribute values and content. A browser can use this information to assist in proper rendering of content with respect to details such as treatment of ligatures (when supported by a particular font or required by a written language), quotation marks, and hyphenation. Other applications and search engines might use this information to aid the selection of spell-checking dictionaries and the creation of indices.
Example
    <SPAN lang="de">Deutsche Bundesbahn</SPAN>
Value
Case-insensitive language code.
Default
Browser default.
Object Model Reference
    [window.]document.getElementById(elementID).lang