Routeros 3.3 / BGP / AS / 2 ISP / load balancing

I have an RB-1000, routeos 3.3
I have a 2 ISP, which singled out for me every ip, gw, dns; Default BGP.
I have an autonomous system

Required set so that the Internet would be served concurrently and load balancing.
http://www.mikrotik.com/testdocs/ros/2.9/routing/bgp.php not entirely clear.
Thank you.

If I do not question so formulated, the corresponding me.
thanks.

I think your problem is the english language so nobody can understand/help and
therefor nobody answers. Try to find somebody who translates the
examples for you.

Stefan