We all lose focus when trading and I suggest everyone to read this great article

http://briankim.net/blog/2006/07/the-unstoppable-power-of-focus/

I especially enjoyed this line from the article.

You will find that if you focus on one single subject and excel at it, many other doors will begin to open for you.

If you focus and master one time frame, many other doors will open for you as well.