{def $nrimages=fetch( 'content', 'tree_count', hash( 'parent_node_id', 2, 'class_filter_type', 'include', 'class_filter_array', array('image') ) )}
{$nrimages}
{def $randomimage=fetch( 'content', 'tree', hash( 'parent_node_id', 62, 'class_filter_type', 'include', 'class_filter_array', array('image')) )}
{$randomimage|attribute(show)}
{content_view_gui content_object=$randomimage[0] view=embed}