When I look at DJIA, the top half of the page is ads. How can I lock the page so that I see the stock start.?

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I have searched the internet for another source of the DJIA chart without luck. I simply want to see the graph as I check my stocks without having to reposition the page up and down to see the whole graph, etc.

When I look at DJIA, the top half of the page is ads. How can I lock the page so that I see the stock start.?