Flex has a history (back button) thing built in. It uses a hidden .swf in an iframe in combination with javascript to keep track of everything, including updating the url.
Macromedia themselves have been using something similar for some time now with their "Exchange RIA" (Flash Exchange, Dreamweaver Exchange, etc..) http://www.macromedia.com/cfusion/exchange/ regards, Muzak ----- Original Message ----- From: "Rajat Paharia" <[EMAIL PROTECTED]> To: "Flashcoders mailing list" <flashcoders@chattyfig.figleaf.com> Sent: Thursday, November 03, 2005 7:39 AM Subject: [Flashcoders] Flash Yahoo Maps - how do they update the URL? When you're dragging the map around? - http://maps.yahoo.com/beta/index.php btw - this was supposedly all built with Flex: http://www.techcrunch.com/2005/11/02/new-yahoo-maps-shows-power-of-flash/ - rajat -- Rajat Paharia _______________________________________________ Flashcoders mailing list Flashcoders@chattyfig.figleaf.com http://chattyfig.figleaf.com/mailman/listinfo/flashcoders