niche

What would trigger it?

Do you have js turned off?

https://developer.mozilla.org/en-US/docs/Web/API/Element.getBoundingClientRect

Which demo doesn't work for you?

There's nothing to keep it from being selected based on the code you posted. You can verify this with your developer tools.

server side

This might help:

http://stackoverflow.com/questions/17460116/expand-and-collapse-a-div-using-javascript

Since you're a rook, please repost just the code that's relevant to your question including the css.

Yep. I've never experienced that. The forum's gone down a couple times.

start saving them and looking them up.

http://stackoverflow.com/questions/3003145/how-to-get-the-client-ip-address-in-php

Do a login, or a script that only lets pre identified ips on your full site.

You'd need php and probably sql.

This site too!

What are you trying to do?

I think this is what you're referring to:

http://www.w3schools.com/js/js_whereto.asp

EDIT:

you refer to java in your topic, but javascript in your post (and you selected the javascript forum). Which one is correct?

This?http://www.w3schools.com/jquery/event_scroll.asp

margins or padding depending on your taste.

http://www.w3schools.com/css/css_boxmodel.asp

Just checking. Thanks, Fox

This will get you started

http://www.w3schools.com/php/php_ajax_intro.asp

EDIT:

Just sub street names for first names.

Also, you may find that a server side solution might be easier for you depending on your skill level

Fox, what's the difference between the two validators?

Run you page through validation and let us know if you still have issues:

http://www.w3schools.com/website/web_validate.asp

compare your script to the script in this tut:

http://www.w3schools.com/php/php_ajax_php.asp

I see differences in required areas.

What do you have so far?

EDIT: Think subquery. That's how I think I'd start.

This kinda looks like a school question. Have you done the sql tuts?

http://www.w3schools.com/sql/default.asp

Else, have you tried writing any code so far? If so, please post it.

EDIT:

Give extra attention to the the JOIN keyword.

As we sometimes say, what's your first question?