advasion

An 'invasion' of advertisements on an innocuous web page. When advertisements on an internet page 'invade' to the point of making the content unreadable or unusable, such as pop-overs, fly-ins, flashy distracting banners/footers and sidebars.

I can't read this article due to the advasion!

I was just reading some news on my favorite news site and an advasion occurred.