basic upload widget-javascript
by Shirly Manor
HTML
<a href="#" id="upload_widget_opener">Upload multiple images</a>
<script src="//widget.cloudinary.com/global/all.js" type="text/javascript"></script>
<script type="text/javascript">
document.getElementById("upload_widget_opener").addEventListener("click", function() {
cloudinary.openUploadWidget({ cloud_name: 'shirly', upload_preset: 'mypreset', custom_coordinates: [0,215,1640,244]},
function(error, result) { console.log(error, result) });
}, false);
</script>