In the top right corner you will see your name as a link, next to "Logout". Click your name. That's a public profile of your account that you and everyone else can see. That's where your standings page is. It's a record of you games vs players. It shows how many games you played vs a player and who is up.
For example if you played 3 games against a player and won all 3, you are above him by 3. So your tally is 3. If you play 3 games and win 2 and he wins 1, then you are only up by 1, becuase you've only won one more game than him. So your tally is 1. The standings page shows a list of these tally's, they determine your rank.
In the top right corner you will see your name as a link, next to "Logout". Click your name. That's a public profile of your account that you and everyone else can see. That's where your standings page is. It's a record of you games vs players. It shows how many games you played vs a player and who is up.
For example if you played 3 games against a player and won all 3, you are above him by 3. So your tally is 3. If you play 3 games and win 2 and he wins 1, then you are only up by 1, becuase you've only won one more game than him. So your tally is 1. The standings page shows a list of these tally's, they determine your rank.