SivaAPSFDC

1.) Create a formiula field to dispaly image 2) field return type is text 3) formula as --------> IF(ISPICKVAL(fieldapiname,"field value"), IMAGE("/img/samples/flag_green.gif","Green Flag"), IMAGE("/img/samples/flag_red.gif", "Red Flag")) 4) if  feild value is "field value" then it will display green flag or it will display red flag.

 In task object - related field - if we would like to have any standard and custom object record as lookup  then we need to do  0. enter into setup  1. go to that custom or standard object -  2. click on edit object button 3. select the check box - " Allow Activities"