How can I scroll page on sidebar category click? -


i have sidebar many categories , each category has drop-down of them large drop-down. have problem when open large drop down after if open drop down large category closed , sidebar content scroll top.

so want?

i want when click category automatically scroll page center of top of category example.

when click on main category 3 page scroll , focus it.

some main category 1  main category 2  main category 3         subcateogry1     subcateogry2     subcateogry3     subcateogry4     subcateogry5  main category 4  main category 5  main category 6

update:

i trying http://scrollnav.com/ on click sidebar category, page scroll current clicked category.


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