ok i hahve a big problem people for some reason when ever i try and connect to my home wi fi the black berry just keeps on turning itself off . when i get out of the wi fi area the phone works fine again but as soon as i come in the fasinity of my house it turns of again then comes on then goes off again . i am yet to go on wi fi and on the internet on it full stop for that matter can any one out there help ? why is this