as u say u have checked the clikking setting, i think its time for a heroes farewell ..
three years are good enough ..
but pls try it on some other pc before adieus....
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With No Power Comes No Responsibility !!!
-Clark I
ya u can have the tips of the Slugger as well but i think go for the replacement as a new USB or PS/2 mouce will not cost much and will solve ur problem as well.