Loading forms with different default select values

I need to load a form with different default select values depending on the link a user clicks to access the form.

I managed that by the following js code:

I need to load a form with different default select values depending on the link a user clicks to access the form.

I managed that by the following js code:

<a href="#" onClick="document.getElementById('fld_9484512_1').value='Beginners'">Click if you need a beginners course</a>

But the issue is that conditions do not work in such situation.
What should be done to resolve the issue with conditions?

Please take a look at a live example: http://bit.do/bsPji