|I've never done this myself but it doesn't seem that difficult. |
A quick google search of "bridge two wireless routers together" yielded the following:
It's not an in-depth explanation but it does describe how. I'm sure if you wanted to pour through some more links you could find a more detailed tutorial.
It matters not how straight the gate,
How charged with punishments the scroll,
I am the master of my fate;
I am the captain of my soul.