MS word starter 2010 stopped responding

I have Windows 7 home edition installed
on my laptop. and here previously
Microsoft word starter 2010 use to
smoothly run on it. but just before a few
days it's just not opening an is stuck at
processing window to open it.. and in the
notification bar I see some notice pops
out saying......
"Microsoft office is loading the required
features.
Microsoft office may appear unresponsive
temporarily as required files are
downloaded"
this notification keeps coming once I try
to open ms word.. and in my process list
there is no such things I find.
I got this ms office preinstalled at the
time of purchase only..
please help.. I'm just not able to do any
of my work on it related to word.
thank u so much in advance.. :-) waiting
for my query to be solved..