Can I setup a Scheduled macro on my Windows Computer so it clicks a Button on an application that is open on the desktop?

Can I setup a Scheduled macro on my Windows Computer so it clicks a Button
on an application that is open on the desktop?

References

Reference NO 1

http://stackoverflow.com/questions/15186528/can-i-setup-a-scheduled-macro-on-my-windows-computer-so-it-clicks-a-button-on-an

Reference NO 2

http://www.theguardian.com/technology/askjack/2011/mar/24/automating-windows

Reference NO 3

http://gizmodo.com/5826956/how-to-get-your-computer-to-launch-everything-you-want-automatically-every-time-you-start-it

Reference NO 4

http://www.asoftech.com/autome/

Reference NO 5

http://www.tethyssolutions.com/faq.htm

Reference NO 6

http://www.marcofolio.net/other/top_10_pc_pranks.html

Reference NO 7

http://www.winautomation.com/

Reference NO 8

http://softwaresolution.informer.com/Mouse-Recording/