单击按钮时隐藏/显示隐藏的div

So i've been working on this for a few days and just when I thought it was perfect I had to restructure the entire page and now i'm stuck. I have three images with buttons underneath each. Any time a button is clicked I need it to display the hidden content at the bottom of the page and hide any content that was visible. I also need the page to jump down so that the top of the div is at the top of the window. Here is what I have: So i've been working on this for a few days and