decided to redownload the installer again as when i opened scenes it kept crashing so something must have been crruppted the first time i downloaded...
if your curious these are the defaults from the preferences.dat file
[Accelerator]
Count=20
0 0 0 H selectDollyTool:
0 0 0 I selectImageIglooTool:
0 0 0 O selectOrbitTool:
0 0 0 Z selectZoomTool:
0 0 1 Z viewZoomExtents:
0 0 0 A selectArcTool:
0 0 0 C selectCircleTool:
0 0 0 E selectEraseTool:
0 0 0 B selectPaintTool:
0 0 0 P selectPushPullTool:
0 0 0 R selectRectangleTool:
0 0 0 Space selectSelectionTool:
0 0 0 L selectLineTool:
0 0 0 K View/Edge Style/Back Edges
0 0 0 M selectMoveTool:
0 0 0 G Edit/Make Component...
0 0 0 T selectMeasureTool:
0 0 0 F selectOffsetTool:
0 0 0 Q selectRotateTool:
0 0 0 S selectScaleTool:
u can use notepad++ to edit the file directly