To check my sMerit I usually open my profile /or any other profile/ and click on the merit link.
There is your /or any other/ merit history, but above the statistics you can see this :
There is your /or any other/ merit history, but above the statistics you can see this :
Code:
Bitcoin Forum > Merit > Merit summary for iasenko
That takes you to the link including your user ID. https://bitcointalk.org/index.php?action=merit;u=1291828
Clicking on the > Merit> will take you to your current sMerit statistics 
Maybe there are other (easier) ways, but this works for me.
Maybe there are other (easier) ways, but this works for me.
Using the URL with the user ID deleted that my browser remembers https://bitcointalk.org/index.php?action=merit
is just another way of getting to the same place.