Here are the steps on how to park your XTgem site to .TK domain:
br> br> br>You may click on steps to see Screenchots
br> br> br>1. Go to http://dot.tk
br>2. Type your desired Domain name then click next
br>3. Choose Free Domain (i'ts default) then click next
br>4. Type your XTGem site URL then click on "Use DNS For This DOmain"
5. Tick on "Use my own DNS Service"
7. Next thing is to create your dot.TK account. Fill the required fields. Click Next.
8. Your registration has succeeded! Read the steps on how to get your account details.
9. Type the confirmation code from your email account.
10. Congratulations! you've done it. Login to your account to monitor your domain.
11. Go to http://www.xtgem.com and login to your site.
14. Type your CREATEDDOMAIN.tk (use capital and exclude www)and PARK! That's it.
NOTE: Do not forward to site.xtgem.com as it will not appears on Google search.
Thanks to XtGem and Povilas.