Market is already run high in last couple of weeks. This week is expiry week for contracts so there will be huge consolidation and don't see a new high this week.
Greece Election result and US-Indo business talk are main factor to effect market this week.
Nifty already standing above 8800 and run almost 10% from recent low of 8180. There is a big chance that nifty may correct first then make a new high before budget. Expert expecting nifty to touch 9500 by March'15.
So wait and buy good fundamental strong shares after small correction for a medium term to get good profits on your investment.