Hi,
please check the below links,
There is help provided in SAP help as in the below link :
http://help.sap.com/saphelp_nw73/helpdata/en/4a/3626a9d5e92ab1e10000000a42189c/frameset.htm
http://help.sap.com/saphelp_nw73/helpdata/en/9c/7a27eb6ea3414ab9f476ad43d9d92a/content.htm
Regards
srinivas