What to do about the sliding glass door?

In an ideal world, the door to our patio would look like this

 Or this

Instead, it looks like this: 

Yes, it really is that dark and this is with me lightening the photo jus so you could make out the top of the blinds.  The blinds are coming down but here is what it looks like when they are closed.

Missing a large portion of the vanes and very yellowed from age.  These are original to the house and need updating badly.  

We are putting up a curtain rod that will go almost to the ceiling.  We just have to find the right curtains now that we have made some color decisions.  

I like these two from Target

But I LOVE the curtains in this picture: