R: [amibroker] lots :)

["Ermanno" <cooprimavera@xxxx>]

Hi david, 

your sintax error is 11 instead of ll (LL)

Bye 
Ermanno

> sell = cross( ref( 11v( low, 30 ), -1 ), close);
> sell = cross( ref( LLv( low, 30 ), -1 ), close);