$(document).ready(function() { $("#sc_cart").smartCart(); }); function hrefcalled(progname) { pl_name='?'; pl_params=''; select=document.getElementById("product_list"); for (i = 0; i < select.options.length; i++) { if (i > 0) { pl_params=pl_params + '&'; } opt=select.options[i]; val=opt.value; pl_params=pl_params + 'product_list[]=' + val; } linkedurl= progname + pl_name + pl_params; location.href=linkedurl; }