rem:  return IsInTableCell(); 
add: if (window.editorShell && window.editorShell.documentEditable) { var cell = window.editorShell.GetElementOrParentByTagName("td", null); return (cell != null && (cell.colSpan > 1 || cell.rowSpan > 1)); } return false; 
context:   isCommandEnabled: function(aCommand, dummy)  {    //TODO: This should be allowed only if rowspan or colspan > 0;    return IsInTableCell();  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/9a3e6237275e80d5e47235ea02622d2e8003692c/ComposerCommands.js/buggy/editor/ui/composer/content/ComposerCommands.js