How to get the drag curser to appear?

Hi
I’m always losing the curser that lets u move the mesh around is there away to bring it up via hotkey?Having to type numbers in to move meshes atound which is time consuming .
Thx

http://www.blender.org/manual/getting_started/basics/transformations/introduction.html
http://www.blender.org/manual/getting_started/basics/transformations/transform_control/manipulators.html
http://www.blender.org/manual/getting_started/basics/transformations/transform_control/pivot_point/index.html

Awesome thx didn’t even think to try g in object mode.