How to recalculate normals? in version of Blender 2.72, where is the option recalculate?.

Like in this video https://www.youtube.com/watch?v=IZPqxADetWE&amp;feature=player_detailpage#t=108

Here is a screenshot:
'Toolbar tabs' were implemented in 2.70. You can recalculate the normals from the 'Shading/UVs' tab of the tool shelf (revealed with T), or you can do it by a short cut by Ctrl+N