Here is the technical chart of Nifty with Doda-Donchian and Ichimoku indicators. Both the indicators can be download from http://www.DodaCharts.com with tutorials on how to use them.
Nifty is in uptrend from the last many trading sessions. For this week, the major support level is at 5816. You can continue with your long positions till Nifty hold this level.
5889 is a good support to add your long positions.