# Help! Centered Pop-up problems!

**URL:** <https://forum.kirupa.com/t/help-centered-pop-up-problems/124150>\
**Category:** Uncategorized\
**Created:** [September 30, 2004, 1:29pm UTC](https://forum.kirupa.com/t/help-centered-pop-up-problems/124150 "2004-09-30T13:29:06Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![KatroStar](https://avatars.discourse-cdn.com/v4/letter/k/7ab992/32.png) [@KatroStar](https://forum.kirupa.com/u/KatroStar)\
**Post date:** [September 30, 2004, 1:29pm UTC](https://forum.kirupa.com/t/help-centered-pop-up-problems/124150/1 "2004-09-30T13:29:06Z")

</div>

After using the faq for using centered pop-ups, I came to find that it worked…then I clicked in my flash site to another page that used that same script and an error occured reading “screen is undefined!” Please help!