原文:http://webcache.googleusercontent.com/search?q=cache:gEXjOGFD9PEJ:stackoverflow.com/questions/5620324/mailto-with-html-body+mailto+html&cd=18&hl=zh-CN&ct=clnk&gl=cn
<html><head> <script type='text/javascript' language='javascript'> function OpenOutlookNewEmail() { try { var outlookApp = new ActiveXObject("Outlook.Application"); var nameSpace = outlookApp.getNameSpace("MAPI"); mailFolder = nameSpace.getDefaultFolder(6); mailItem = mailFolder.Items.add('IPM.Note.FormA'); mailItem.Subject = "Me"; mailItem.To = "me@me.com"; mailItem.HTMLBody = '<a href="http://www.baidu.com">baidu</a><img width="728" height="90" title="" alt="" src="http://static.adzerk.net/Advertisers/a61df59863ed44e59446d0b9bb805c56.jpg" border="0"/>'; mailItem.display(0); } catch (e) { alert(e); // act on any error that you get } } </script></head><body> <a href='javascript:OpenOutlookNewEmail()'>email</a></body></html>