# Callback

<pre><code><strong>// Called when there is a case created
</strong><strong>tapliveCallback.tapliveOnCreateCase = (caseModel, fullname, email, url) => {
</strong>    // action here
}

// Called when user send a message
tapliveCallback.tapliveOnSendMessage = (message, fullname, email, url) => {
    // action here
}

// Called when LiveChat launcher is opened
tapliveCallback.tapliveOnOpen = () => {
    // action here
}

// Called when LiveChat launcher is closed
tapliveCallback.tapliveOnClose = () => {
    // action here
}
</code></pre>


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