rem: window.openDialog("chrome: 
add:      tagName = "hr"; hLine = window.editorShell.GetSelectedElement(tagName);  if (hLine) {  window.openDialog("chrome: } else { hLine = window.editorShell.CreateElementWithDefaults(tagName); if (hLine) { window.editorShell.InsertElement(hLine, false); } } 
context: function EditorInsertHLine(){  if (window.editorShell) {    window.openDialog("chrome://editordlgs/content/EdHLineProps.xul", "dlg", "chrome", "");  }  contentWindow.focus();}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/0e98fa1f0df5c029b1f9e425ed97714ccded5ab4/EditorCommands.js/buggy/editor/ui/composer/content/EditorCommands.js