tried a hammer u need to be gentle tho hold yr laptop upside down then with your finger place it 4 inches from bottom laeft hand corner and your other finger need to be 7 1/2 inches from top right hand corner now gently lift hammer up
and swing as hard as you can at that point
kk u got the no pull harness in pets at home which sas just ignored
http://www.petsathome.com/shop/stop-pull-harness-for-dogs-by-pets-at-home-14475
then i bought her a halti coller as nasty as they look they have done the job for me sas is like a new dog on a lead now
http://www.petsathome.com/shop/halti-dog-head-collar-by-the-company-of-animals-37019