Revamped the administrator's user CP, big time. The admin module now uses a smart form and enables all profile fields, including users_extra, to be changed. Passwords are encrypted when sent. The whole CP has been split off into a different file to accomodate the large amount of code.
/* This file contains the CSS data for the editor UI of TinyMCE instances */
.mceToolbarTop a, .mceToolbarTop a:visited, .mceToolbarTop a:hover, .mceToolbarBottom a, .mceToolbarBottom a:visited, .mceToolbarBottom a:hover {border: 0; margin: 0; padding: 0; background: transparent;}
.mceSeparatorLine {border: 0; padding: 0; margin-left: 4px; margin-right: 2px;}
.mceSelectList {font-family: 'MS Sans Serif', sans-serif, Verdana, Arial; font-size: 7pt !important; font-weight: normal; margin-top: 3px; padding: 0; display: inline; vertical-align: top; background-color: #F0F0EE;}
.mceLabel, .mceLabelDisabled {font-family: 'MS Sans Serif', sans-serif, Verdana, Arial; font-size: 9pt;}
.mceLabel {color: #000000;}
.mceLabelDisabled {cursor: text; color: #999999;}
.mceEditor {background: #F0F0EE; border: 1px solid #cccccc; padding: 0; margin: 0;}
.mceEditorArea { font-family: 'MS Sans Serif', sans-serif, Verdana, Arial; background: #FFFFFF; padding: 0; margin: 0; }
.mceToolbarTop, .mceToolbarBottom {background: #F0F0EE; line-height: 1px; font-size: 1px;}
.mceToolbarTop {border-bottom: 1px solid #cccccc; padding-bottom: 1px;}
.mceToolbarBottom {border-top: 1px solid #cccccc;}
.mceToolbarContainer {display: block; position: relative; left: 0; top: 0; width: 100%;}
.mceStatusbarTop, .mceStatusbarBottom, .mceStatusbar {height: 20px;}
.mceStatusbarTop .mceStatusbarPathText, .mceStatusbarBottom .mceStatusbarPathText, .mceStatusbar .mceStatusbarPathText {font-family: 'MS Sans Serif', sans-serif, Verdana, Arial; font-size: 9pt; padding: 2px; line-height: 16px; overflow: visible;}
.mceStatusbarTop {border-bottom: 1px solid #cccccc;}
.mceStatusbarBottom {border-top: 1px solid #cccccc;}
.mceStatusbar {border-bottom: 1px solid #cccccc;}
.mcePathItem, .mcePathItem:link, .mcePathItem:visited, .mcePathItem:hover {text-decoration: none; font-family: 'MS Sans Serif', sans-serif, Verdana, Arial; font-size: 9pt; color: #000000;}
.mcePathItem:hover {text-decoration: underline;}
.mceStatusbarPathText {float: left;}
.mceStatusbarResize {float: right; background-image: url('../images/statusbar_resize.gif'); background-repeat: no-repeat; width: 11px; height: 20px; cursor: se-resize;}
.mceResizeBox {width: 10px; height: 10px; display: none; border: 1px dotted gray; margin: 0; padding: 0;}
.mceEditorIframe {border: 0;}
/* Button CSS rules */
a.mceButtonDisabled img, a.mceButtonNormal img, a.mceButtonSelected img {width: 20px; height: 20px; cursor: default; margin-top: 1px; margin-left: 1px;}
a.mceButtonDisabled img {border: 0 !important;}
a.mceButtonNormal img, a.mceButtonSelected img {border: 1px solid #F0F0EE !important;}
a.mceButtonSelected img {border: 1px solid #6779AA !important; background-color: #D4D5D8;}
a.mceButtonNormal img:hover, a.mceButtonSelected img:hover {border: 1px solid #0A246A !important; cursor: default; background-color: #B6BDD2;}
a.mceButtonDisabled img {-moz-opacity:0.3; opacity: 0.3; border: 1px solid #F0F0EE !important; cursor: default;}
a.mceTiledButton img {background-image: url('../images/buttons.gif'); background-repeat: no-repeat;}
/* Menu button CSS rules */
span.mceMenuButton img, span.mceMenuButtonSelected img {border: 1px solid #F0F0EE; margin-left: 1px;}
span.mceMenuButtonSelected img {border: 1px solid #6779AA; background-color: #B6BDD2;}
span.mceMenuButtonSelected img.mceMenuButton {border: 1px solid #F0F0EE; background-color: transparent;}
span.mceMenuButton img.mceMenuButton, span.mceMenuButtonSelected img.mceMenuButton {border-left: 0; margin-left: 0;}
span.mceMenuButton:hover img, span.mceMenuButtonSelected:hover img {border: 1px solid #0A246A; background-color: #B6BDD2;}
span.mceMenuButton:hover img.mceMenuButton, span.mceMenuButtonSelected:hover img.mceMenuButton {border-left: 0;}
span.mceMenuButtonFocus img {border: 1px solid gray; border-right: 0; margin-left: 1px; background-color: #F5F4F2;}
span.mceMenuButtonFocus img.mceMenuButton {border: 1px solid gray; border-left: 1px solid #F5F4F2; margin-left: 0;}
span.mceMenuHover img {border: 1px solid #0A246A; background-color: #B6BDD2;}
span.mceMenuButtonSelected.mceMenuHover img.mceMenuButton {border: 1px solid #0A246A; background-color: #B6BDD2; border-left: 0;}
/* Menu */
.mceMenu {position: absolute; left: 0; top: 0; display: none; z-index: 1000; background-color: white; border: 1px solid gray; font-weight: normal;}
.mceMenu a, .mceMenuTitle, .mceMenuDisabled {display: block; width: 100%; text-decoration: none; background-color: white; font-family: Tahoma, Verdana, Arial, Helvetica; font-size: 11px; line-height: 20px; color: black;}
.mceMenu a:hover {background-color: #B6BDD2; color: black; text-decoration: none !important;}
.mceMenu span {padding-left: 10px; padding-right: 10px; display: block; line-height: 20px;}
.mceMenuSeparator {border-bottom: 1px solid gray; background-color: gray; height: 1px;}
.mceMenuTitle span {padding-left: 5px;}
.mceMenuTitle {background-color: #DDDDDD; font-weight: bold;}
.mceMenuDisabled {color: gray;}
span.mceMenuSelectedItem {background-image: url('../images/menu_check.gif'); background-repeat: no-repeat; background-position: 5px 8px; padding-left: 20px;}
span.mceMenuCheckItem {padding-left: 20px;}
span.mceMenuLine {display: block; position: absolute; left: 0; top: -1px; background-color: #F5F4F2; width: 30px; height: 1px; overflow: hidden; padding-left: 0; padding-right: 0;}
.mceColors table, .mceColors td {margin: 0; padding: 2px;}
a.mceMoreColors {width: auto; padding: 0; margin: 0 3px 3px 3px; text-align: center; border: 1px solid white; text-decoration: none !important;}
.mceColorPreview {position: absolute; overflow:hidden; left: 0; top: 0; margin-left: 3px; margin-top: 15px; width: 16px; height: 4px; background-color: red;}
a.mceMoreColors:hover {border: 1px solid #0A246A;}
.mceColors td a {width: 9px; height: 9px; overflow: hidden; border: 1px solid #808080;}
/* MSIE 6 specific rules */
* html a.mceButtonNormal img, * html a.mceButtonSelected img, * html a.mceButtonDisabled img {border: 0 !important; margin-top: 2px; margin-bottom: 1px;}
* html a.mceButtonDisabled img {/* \*/ filter:progid:DXImageTransform.Microsoft.Alpha(opacity=30); /* */ border: 0 !important;}
* html a.mceButtonDisabled {border: 1px solid #F0F0EE !important;}
* html a.mceButtonNormal, * html a.mceButtonSelected {border: 1px solid #F0F0EE !important; cursor: default;}
* html a.mceButtonSelected {border: 1px solid #6779AA !important; background-color: #D4D5D8;}
* html a.mceButtonNormal:hover, * html a.mceButtonSelected:hover {border: 1px solid #0A246A !important; background-color: #B6BDD2; cursor: default;}
* html .mceSelectList {margin-top: 2px;}
* html span.mceMenuButton, * html span.mceMenuButtonFocus {position: relative; left: 0; top: 0;}
* html span.mceMenuButton img, * html span.mceMenuButtonSelected img, * html span.mceMenuButtonFocus img {position: relative; top: 1px;}
* html a.mceMoreColors {width: auto;}
* html .mceColors td a {width: 10px; height: 10px;}
* html .mceColorPreview {margin-left: 2px; margin-top: 14px;}
/* MSIE 7 specific rules */
*:first-child+html a.mceButtonNormal img, *:first-child+html a.mceButtonSelected img, *:first-child+html a.mceButtonDisabled img {border: 0 !important; margin-top: 2px; margin-bottom: 1px;}
*:first-child+html a.mceButtonDisabled img { /* \*/ filter:progid:DXImageTransform.Microsoft.Alpha(opacity=30); /* */ border: 0 !important;}
*:first-child+html a.mceButtonDisabled {border: 1px solid #F0F0EE !important;}
*:first-child+html a.mceButtonNormal, *:first-child+html a.mceButtonSelected {border: 1px solid #F0F0EE !important; cursor: default;}
*:first-child+html a.mceButtonSelected {border: 1px solid #6779AA !important; background-color: #D4D5D8;}
*:first-child+html a.mceButtonNormal:hover, *:first-child+html a.mceButtonSelected:hover {border: 1px solid #0A246A !important; background-color: #B6BDD2; cursor: default;}
*:first-child+html .mceSelectList {margin-top: 2px;}
*:first-child+html span.mceMenuButton, *:first-child+html span.mceMenuButtonFocus {position: relative; left: 0; top: 0;}
*:first-child+html span.mceMenuButton img, *:first-child+html span.mceMenuButtonSelected img, *:first-child+html span.mceMenuButtonFocus img {position: relative; top: 1px;}
*:first-child+html a.mceMoreColors {width: 137px;}
*:first-child+html .mceColors td a {width: 10px; height: 10px;}
*:first-child+html .mceColorPreview {margin: 0; padding-left: 4px; margin-top: 14px; width: 14px;}