Please take a look if my pages work the same like in my computer?

Hi Friends, I open my site at other computers but don’t work the same as in my computer. In my computer, when scrolling down they stop where they are supposed to be but with other computers they won’t stop scrolling and the left static menu keeps going all the way down. http://aristononline.com/p1_star_ser…pro_r_cylinder http://aristononline.com/p2_ti_serie…o_eco_cylinder http://aristononline.com/p3_ti_serie….php#shape_eco Thank you and appreciate all your precious time PJR

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Please take a look if my pages work the same like in my computer?