code: function(ch, w, coord, prop) {
       if(this.layout.horizontal()) {
         return this.layoutH(ch, w, coord, prop);
       } else {
         return this.layoutV(ch, w, coord, prop);
       }
      }
docs: /*
  Method: layoutRow
  
  Performs the layout of an array of nodes.
  
  Parameters:
  
  ch - An array of nodes.
  w - A fixed dimension where nodes will be laid out.
  coord - A coordinates object specifying width, height, left and top style properties.