wont turn over

So I bought my first bike off of craigslist a few months ago and am just now having the time to start to work on it. I had never touched a motorcycle or had any prior engine maniacal knowledge before this project. I knew it did not start when I got it but it was most likely just the battery that...

Hey guys i have a 01 yamaha roadstar I try to start it an it want start... It cranks a couple times an clicks... I took the starter in an its fine... Replaced the starter relay an thought it was the battery so i hooked it up to my car battery.... Nothing :( please help