Bones in my blender get wrong?

[kit1858644]

I'm new in blender, in my blender the sims bones look like this(I download from http://wickedwhims.tumblr.com/post/149595607381/creating-basic-animations-in-blender):

 

But I search some data in network they are bones look like this:

 

If I wrong, sorry to TURBODRIVER.