resources/www/scripts/collapsible.js
function (mml,id) {
      var child = this.FindChild(mml,id);
      return (child ? child.data.join("") : "?");
    }
function (mml,id) {
      var child = this.FindChild(mml,id);
      return (child ? child.data.join("") : "?");
    }
function ( mml , id ) { var child = this . FindChild ( mml , id ) ; return ( child ? child . data . join ( "" ) : "?" ) ; }
Locate child node and return its text
Locate child node and return its text