Run a job in background daily

Hello All SAPers,

How could I run a job in background which would run daily with frequency of 4 hours between 08:00 AM and 05:00 PM & last 4 days of month with frequency of 2 hours between 08:00 AM and 05:00 PM ?

Example :

Job Date Start Time
===================================
Test1 01/09/2007 08:00 Am
Test1 01/09/2007 12:00 Am
Test1 01/09/2007 04:00 Pm
Test1 02/09/2007 08:00 Am

......
......

Test1 27/09/2007 08:00 Am
Test1 27/09/2007 10:00 Am
Test1 27/09/2007 12:00 Pm
Test1 27/09/2007 02:00 Pm
Test1 27/09/2007 04:00 Pm
Test1 28/09/2007 08:00 Am
Test1 28/09/2007 10:00 Am
Test1 28/09/2007 12:00 Pm
Test1 27/09/2007 02:00 Pm
....
and so on ....
.....

Thanks & Best Regards,

Raju C Padaria

hello raju
As per my knowlede in 4.7c,we got a option to a job on single day at a time at a particular time.
that to using sm36