. . "GDABVI may grant the owner of a website permission to use a hyperlink to this website from its website, provided: (a) any such link must clearly be marked ???GDABVI??? (b) the appearance, position and other aspects of either the link or the host website may not be such as to damage or dilute the goodwill associated with GDABVI???s name and trademarks; (c) the appearance, position and other aspects" . . .