Win8,IE9,IE10 Scrollbar scroll automatically

Nov 22, 2013 at 6:09 AM
Edited Dec 2, 2013 at 7:00 AM
Hello, here I have a problem that , i have a big page ,when the scrolltop > 0, i drag a item,move a little,the scrollbar scroll automatically to the top. anyone has this problem?

at IE10 version 10.0.9200.16384

any suggestion?