On the Mail page in the Hyperlink dialog you can edit hyperlinks for e-mail addresses.
Recipient
Assigns the specified e-mail address to the hyperlink. Clicking the new hyperlink in the document will open a new message document, addressed to the receiver specified in the Recipient field.
གནད་སྡུད་ཀྱི་འབྱུང་ཁུངས་ཚུ།
Hides or shows the data source browser. Drag the receiver's E-mail data field from the data source browser into the Recipient text field.
དོན་ཚན་ཚུ།
Specifies the subject that is inserted in the subject line of the new message document.