Hi Abhay,
Try to check the ' Activities ' tab in the following link... It may help you..
http://help.sap.com/saphelp_erp2004/helpdata/en/e2/ae3ee9a7a411d1ad74080009d2232d/content.htm
Even this http://www.gm-associates.com/euro_conversion.htm
Regards,
Mj