hi l have a 20 month old shiztu he his a lovely pet and great company.lt took me a few months to get him house trained but eventally he got it right.he goes every where with me ,even to work every day.He sleeps on the window sill at night and won,t sleep anywhwere else which is not a problem.Over the last few weeks his taken to peeing on my bed not every day but most days has you an imagine its really really annoying.WHY ???? he is a lovey natured dog and loved by every one and yes l supposed he is spoiled ,but what would make him do this.The cocking his leg everywhere l have been told thats what boy dogs do so l am very aware of that being a problem which l an deal with.But this peeing on my bed is just getting to much.HELP!!!!!!!