Ok depending on your broswer type , aka IE or firefox , you can change your setting in tools , in IE you will find a bar set it to medium , and everything should run ok , i asssume your writeing this post due to some sites not allowing you in because you cant addecpt cookies.
Its really not worth posting this in here , the simple fact that you havent tryed to sort this issue out is beond me and tons of people who havent replyied to this thread. Google it next time , and im sure you will find some answers in there.