rem: return node && node.NODE_TYPE == Node.TEXT_NODE && !/\S/.test(node.data); 
add: return node && node.nodeType == Node.TEXT_NODE && !/\S/.test(node.data); 
context: function nodeIsBlank(node){  return node && node.NODE_TYPE == Node.TEXT_NODE && !/\S/.test(node.data);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/9a4f277142c5b8bd61c97a32c41bc29cc5a42984/EdDialogCommon.js/buggy/editor/ui/dialogs/content/EdDialogCommon.js