When i add two function in form everything goes okay but nothing submitted like value=1 or value=2
<form method="get" name="formSubmit" onsubmit="return !!(download() & brojac());">
<input type="checkbox" name="formWheelchair" value="1" />Razglednica 1<br>
</td>
<td align="center">
<input type="checkbox" name="formWheelchair" value="2" />Razglednica 2<br>
</td>
<td align="center">
<input type="checkbox" name="formWheelchair" value="3" />Razglednica 3<br>
</td>
<div align="center">
<input type="submit" class="button" name="formSubmit" value=" E-MAIL SA SELFIEM" />
</form>
make third function and put both function in it. and then onsubmit call that third function. put your javascript file for more briefly explanation.