First of all...give them their space. If they still love you that is a great thing.
Read some books on the subject. They teach you how to make the right moves which will make him want you back.
When I first read the books I noticed that all of their suggestions were opposite of what a normal person would do. Once you read the books and start to understand what they are saying you will see that it makes so much sense to follow their ideas.
I ended up getting my ex back even after we were broken up for four months.
The blog that explains all of this is located at I was basically in the same situation. Before you do anything read some books on the subject before you make mistakes that you cannot take back.
The most helpful info that I found was at http://www.sodahead.com/living/how-to-get-your-ex-... and I think that it saved my five year relationship.
It tells you exactly what to do without looking like a psycho or stalker.
if you are interested in checking this out.