rem: return nodeIsBlock(node); 
add: return nodeIsBreak(editor, node); 
context: function nodeEndsBlock(node){  while (nodeIsBlank(node))    node = node.previousSibling;  return nodeIsBlock(node);}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/9a4f277142c5b8bd61c97a32c41bc29cc5a42984/EdDialogCommon.js/clean/editor/ui/dialogs/content/EdDialogCommon.js