In OWA 2010, there is a parameter called "email" that takes a fully URL-encoded mailto: string as an argument. However, he wants the email addresses to be separated by commas. The short answer for you is
<y> https://xxxxx.outlook.com/owa/?ae=Item&a=New&t=IPM.Note&email=mailto: joe@joe.com , dave@joe.com https://xxxxx.outlook.com/owa /?ae=Item&a=New&t=IPM.Note&email=mailto:joe%40joe.com,dave%40joe.com
, (To, CC, BCC, Subject, Body). OWA 2010 mailto:, mailto: string ( "mailto: blah...... blah.......... blah" ), urlencode(), "https://xxxxx.outlook.com/owa/?ae=Item&a=New&t=IPM.Note&email=". , , , URL- mailto:, URL-. mailto: , @% 40 .. , @, - . .
. Outlook 2010 , mailto:, , . , -, RFC 2368.