Proposed in Community-Wishlist-Survey-2016. Received 47 support votes, and ranked #26 out of 265 proposals. View full proposal with discussion and votes here.
When a link to a heading, such as http://en.wikipedia.org/wiki/Holam#Pronunciation , is followed, the browser shows the correct heading, but moments later the fundraising banner is loaded and it causes the content to move down, which is quite confusing. I tried it on XP in Firefox, MSIE and Chrome.