input[type~="submit"],input[type~="button"],input[type~="reset"]   
  {background: transparent url('http://ucozmaster.ru/img/vkontakte_knopka.gif');   
  border: 1px solid #3b6798;   
  color: #fff;   
  text-decoration:none;   
  text-align:center;   
  cursor:pointer;   
  padding:5px}   

  input[type~="submit"]:hover,input[type~="button"]:hover,input[type~="reset"]:hover   
  {text-decoration:none;   
  background: transparent url('http://ucozmaster.ru/img/vkontakte_knopka2.gif');   
  border: 1px solid #3b6798;   
  color: #fff;   
  text-decoration:none;   
  cursor:pointer;   
  text-align:center;}