---
title: XPInstall API Reference
slug: XPInstall_API_Reference
---
<p>@namespace url(<a class=" external" href="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">http://www.mozilla.org/keymaster/gat...re.is.only.xul</a>);
</p><p>/* ----------Make toolbars Look ok on Classic---------- */
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox {
</li></ol>
<pre class="eval"> -moz-appearance: toolbox !important;
 background-color: -moz-Dialog !important;
 border-top: 2px solid !important;
 -moz-border-top-colors: ThreeDShadow ThreeDHighlight !important;
</pre>
<p>}
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox toolbar {
</li></ol>
<pre class="eval"> -moz-appearance: toolbar !important;
 border-top: 2px solid !important;
 -moz-border-top-colors: ThreeDShadow ThreeDHighlight !important;
</pre>
<p>}
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #toolbar-menubar {
</li></ol>
<pre class="eval"> border: none !important;
</pre>
<p>}
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #toolbar-menubar,
</li><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #PersonalToolbar {
</li></ol>
<pre class="eval"> -moz-opacity: 1 !important;
</pre>
<p>}
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #toolbar-menubar,
</li><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #toolbar-menubar menubar,
</li><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #nav-bar {
</li></ol>
<pre class="eval"> -moz-appearance: toolbar !important;
</pre>
<p>}
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox #toolbar-menubar {
</li></ol>
<pre class="eval">  background: none !important;
</pre>
<p>}
</p>
<ol><li>main-window:not(:-moz-system-metric(windows-default-theme)) #navigator-toolbox {
</li></ol>
<pre class="eval">  background-color: -moz-Dialog !important;
</pre>
<p>}
</p><p>/* ----------Fix Address Bar---------- */
</p>
<ol><li>urlbar {
</li></ol>
<pre class="eval"> padding-left: 1px !important;
</pre>
<p>}
</p><p>/* code from kliu0x52 */
</p>
<ol><li>urlbar:not(:-moz-system-metric(windows-default-theme)) {
</li></ol>
<pre class="eval">  -moz-appearance: TextField ! important;
</pre>
<p>}
</p>
<ol><li>urlbar{{ mediawiki.external('chromedir=\"ltr\"') }}:not(:-moz-system-metric(windows-default-theme)) {
</li></ol>
<pre class="eval">  -moz-margin-start: 4px ! important;
</pre>
<p>}
</p>
<ol><li>urlbar{{ mediawiki.external('chromedir=\"ltr\"') }}:not(:-moz-system-metric(windows-default-theme)) &gt; #identity-box {
</li></ol>
<pre class="eval">  -moz-margin-start: 0px ! important;
</pre>
<p>}
</p>
<ol><li>urlbar{{ mediawiki.external('chromedir=\"ltr\"') }}:not(:-moz-system-metric(windows-default-theme)) &gt; #identity-box &gt; hbox {
</li></ol>
<pre class="eval">  border-left-style: none ! important;
  padding-left: 2px ! important;
  -moz-border-radius: 0px ! important;
</pre>
<p>}
</p><p>.searchbar-textbox:not(:-moz-system-metric(windows-default-theme)) {
</p>
<pre class="eval">  -moz-appearance: TextField ! important;
</pre>
<p>}
/* end of code from kliu0x52 */
</p><p>/* ----------Remove withe background from menubar---------- */
</p>
<ol><li>toolbar-menubar {
</li></ol>
<pre class="eval"> background: none !important;
</pre>
<p>}
</p>
<ol><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #file-menu,
</li><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #edit-menu,
</li><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #view-menu,
</li><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #history-menu,
</li><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #bookmarksMenu,
</li><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #tools-menu,
</li><li>main-window{{ mediawiki.external('sizemode=\"maximized\"') }} #helpMenu {
</li></ol>
<pre class="eval"> color: #ffffff !important;
</pre>
<p>}
</p><p>/* ----------Make bookmarks toolbar blue---------- */
</p>
<ol><li>PersonalToolbar:-moz-system-metric(windows-default-theme) {
</li></ol>
<pre class="eval"> -moz-appearance: communications-toolbox !important;
 padding: 2px 2px 3px 2px !important;
</pre>
<p>}
</p>
<ol><li>PersonalToolbar .toolbarbutton-text:-moz-system-metric(windows-default-theme) {
</li></ol>
<p>color: #fff !important;
margin-bottom: 1px !important;
}
</p><p>toolbarbutton.bookmark-item:-moz-system-metric(windows-default-theme) {
padding: 2px 6px !important;
</p>