error saveas is not defined jspdf

download from https://parall.ax/products/jspdf

and you can solve it by including these line 

<script type="text/javascript" src="/java/jsPDF-0.9.0rc2/jspdf.js"></script>
<script type="text/javascript" src="/java/jsPDF-0.9.0rc2/dist/jspdf.min.js"></script>