To get a weight ticker . . .
Method (1) . . . (a) Go to the top of the forum page and click on "User CP" at the left side of the purple navigation bar just under the forum heading. (b) Then, click on "Edit Signature" at the top of the control panel on the left side of the screen. (c) Then click on "Click Here" in the mauve line under the sample (after you read the obligatory 'rules' of course

) (d) Then just fill in your basic information and keep clicking on "Go to next step" as you make your selections for the the various elements.
Method (2) . . . (a) Click on "Quick Links" in the same navigation bar at the top of the forum. (b) Then click on "Sig Weight Tracker" in the pop-down list . . . and that takes you to (d) above.
Have fun . . .

It is actually easier to do it than it is to describe it, so don't worry.
BTW, there is a wealth of helpful information here . . .
http://www.3fatchicks.com/forum/forumdisplay.php?f=40