Merge pull request #359 from mr8ock/documentation-fix

emend tagging.mdx

website/docs/clients/walkerjs/tagging.mdx

@@ -105,7 +105,7 @@ blog.
 2. An **action** can be added by setting the data-elbaction attribute on the
    **same level or all child** elements in combination with a **matching
    trigger**, e.g., `data-elbaction="visible:view"` to fire a promotion view
-   event when a user clicks on the tagged element.
+   event when the element has been in the viewport for at least 50% for one second.
 3. (Optional) To define the entities' **properties**, set the **composited
    attribute** data-elb-ENTITY with the name and value, e.g.
    `data-elb-promotion="name:Setting up tracking easily;position:overlay"`.