rem: if ( ul_node && link_node ) 
add: if ( ul_node ) 
context: function ezcst_changeState( node_id, ul_node, link_node ){    // change display state of ul_node and label for link_node    if ( ul_node && link_node )    {        if ( ul_node.style.display == "none" )        {             // fold state => make it unfold                ul_node.style.display = "";            // change label                ezjslib_setTextToHTMLChildTextNode( link_node, "[-]" );            // update cookie                ezcst_cookie_addNode( node_id );        }        else         {             // unfold state => make it fold                ul_node.style.display = "none";            //Change label                ezjslib_setTextToHTMLChildTextNode( link_node, "[+]" );            // update cookie                ezcst_cookie_removeNode( node_id );        }     }}
meta: 2541	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/2541/c2cfa06f4c919ccc7fed2365f194fd6f3897962d/contentstructuremenu.js/buggy/design/standard/javascript/contentstructuremenu/contentstructuremenu.js