This Widget creates a multifunction dynamic tree of up to n levels.   

   View Mode:
     In this mode this widget creates a main layer that contains a sub-layer for each node. The text of the node is a link that redirects user 
   to the page id informed in the "nodos" table.
   
   Select Mode:
     In this mode this widget creates two inputs and a button that shows the tree in a modal window. When clicking in the text of a node,
     it returns the text and id values to the inputs of the form. You can use this widget mode in your form.