Why can not I find "Function Caller" block and "Simulink Function" block in Simulink_L​ibrary_bro​wser/simul​ink//User-​Defined Functions?

Hi guys,

Why can not I find "Function Caller" block and "Simulink Function" block in Simulink_Library_browser/simulink//User-Defined Functions? Maybe I need another license? Here the links where appear bouth block: http://es.mathworks.com/help/simulink/slref/functioncaller.html http://es.mathworks.com/help/simulink/slref/simulinkfunction.html

Thanks in advance