Once you have create a link, you must create a rule that will display your newly created link. Using the Engagement Engine Editor, create a new rule with the Rule Evaluation Order of 1. Set the Do This Actions to Live Help and Display Call Invitation. You can insert a button by selecting your link and using the Insert Click-to-Call Button in Div radio button. Enter the ID of your <div> tag and Alt Display Text.

For detailed information on creating links, refer to the Live Help On Demand Engagement Engine Editor documentation.