Why does my motorcycle make a clicking noise instead of turn over, when trying to start?

i have a 2005 hyosung gv250 aquila and it only has 68 miles on it. it was working fine. but then i let it sit for about 3 months and then when i tried to start it it made a loud cranking noise. now all it does is click. i replaced the battery with a brand new one and it still makes the same noise. does anyone know... show more i have a 2005 hyosung gv250 aquila and it only has 68 miles on it. it was working fine. but then i let it sit for about 3 months and then when i tried to start it it made a loud cranking noise. now all it does is click. i replaced the battery with a brand new one and it still makes the same noise. does anyone know what the problem would be? please help!! ps the gas is the same gas thats been in there since i bought it. and i bought it in august 2008.
Update: here is a link to my problem..http://www.youtube.com/watch?v=mBb1G-7oYhk...<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/mBb1G-7oYhk&hl=en&fs=1&"></param><param name="allowFullScreen"... show more here is a link to my problem..<objecthttp://www.youtube.com/watch?v=mBb1G-7oYhk...<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/mBb1G-7o... name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/mBb1G-7oYh... type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object>
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