childNodeL3 = addNode(true,true,true,
"feashow.core.domutils.freeElementList",
"Free Element Lists",
"Free Element Lists",
new FreeElementListTreeNode(),childNodeL2);
childNodeL3 = addNode(true,true,true,
"feashow.core.domutils.freeElementTable",
"Free Element Tables",
"Free Element Tables",