Perfect popups


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This script


A variety of different variations of this ever popular script, that opens popups and resizes them to perfectly fit their contents.

Browser support

Trident / EdgeHTML / Tasman (Internet Explorer 4+, Edge 44-)Script works as expected
Opera 7-12Script works as expected
Gecko engine browsers (Mozilla, Firefox, Netscape 6+, etc)Script works as expected
KHTML / WebKit / Chromium / Blink / QT WebEngine / QTWebKit / WebKitGTK (Chrome, Vivaldi, Opera 15+, Edge 79+, Safari, Konqueror, OmniWeb 4.5+, iCab 4+, NetFront Chromium / WebKit)Script works as expected in all except Chrome
iCab 3-Script works as expected
Rhino + W3C DOM (ICEbrowser)Popups are not resized
Rhino + layers / W3C DOM (Escape / Evo, iBrow)Popups are not resized
NetFront 3+ NetFront enginePopups are not resized
Opera 5 and 6 Elektra engineScript works as expected
Netscape 4Script works as expected
OmniWeb 4.2-Browser cannot write popup content
Rhino + pDOM (Clue browser)Browser cannot write popup content
WebTVPopups are not resized
Tkhtml Hv3+Popups fail to open
Netgem NetBoxNot tested but it should work
OpenTVNot tested but it should work
iPanel MicroBrowserNot tested but it should work

Accessibility notes

Page describes how to fall back gracefully to keep content accessible.


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This site was created by Mark "Tarquin" Wilton-Jones.
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