the speed line drawn suggest that a temporary top at 4630 is in place which also is becoming a big resistance.the range of the support lines are 4438-4278-4100. trading stratergy, can be buy in dips at any good support or sell on rise with 4630 NS close as stop loss. the weekly techs, extension can be kept . the DIRECTION TREND INDEX (DTI) is still showing a positive bias upwards so this could be a correction of the ongoing UP move. happy trading cheers