URL encode click URL in RichMedia tag
<script type="text/javascript"> (function(u,o,i){ for(i in o) { o.hasOwnProperty(i) && (u += ';' + i + '=' + encodeURIComponent(o[i])); } u += '?'; document.write('<script src="'+ (location.protocol=='https:' ? 'https://ad.doubleclick.net' : 'http://ad.doubleclick.net')+u+'"><'+'/script>'); }('/some/where/',{ sz: "320x50", click: "${NA_CLICK_URL}", ord: "${NA_RANDOM_NUMBER}" })); </script>
last updated october 2015