In order to embed the synonyms box of ein.anderes-wort.de in your websites, you have to paste the following lines into your code right before the closing body tag (</body>)
<script language='JavaScript' type='text/javascript' src='http://ein.anderes-wort.de/api.js'></script>
z.B. so:
...
<script language='JavaScript' type='text/javascript' src='http://ein.anderes-wort.de/api.js'></script>
</body>
</html>
As soon as a visitor selects a word or parts of a word on your webpage and releases the mouse button, the synonyms box with synonym to the searched term is opened.
The synonyms box is closed again when the mouse is moved out of it.