User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.6pre) Gecko/20091111 Lightning/1.0pre SeaMonkey/2.0.1pre Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.6pre) Gecko/20091111 Lightning/1.0pre SeaMonkey/2.0.1pre Subjects which exceed the available space can't be read completely in message view. Reproducible: Always Steps to Reproduce: 1. Select a message with long subject line 2. Move mouse pointer over subject line Actual Results: Nothing happens. Expected Results: See tooltip with complete mail subject as shown in message list. This report is an outcome of bug 247833.

Subjects should wrap and whole in whole, a tooltip is not sufficient. That's already implemented for Thunderbird in bug 489609, and already marked to be ported to Seamonkey.