add: SidebarSetButtonOpen(false); 
context: function SidebarExpandCollapse() {  var sidebar_splitter = document.getElementById('sidebar-splitter');  var sidebar_box = document.getElementById('sidebar-box');  if (sidebar_splitter.getAttribute('state') == 'collapsed') {    if (gMustInit)      sidebar_overlay_init();    debug("Expanding the sidebar");    sidebar_splitter.removeAttribute('state');    sidebar_box.removeAttribute('collapsed');  } else {    debug("Collapsing the sidebar");    sidebar_splitter.setAttribute('state', 'collapsed');    sidebar_box.setAttribute('collapsed', 'true');  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/0d802035c1176a09b72026be1aa7b4c15b94f82a/sidebarOverlay.js/clean/xpfe/components/sidebar/resources/sidebarOverlay.js