Delete upload.js

upload.js

-function readURL(input) {
-    if (input.files && input.files[0]) {
-        var reader = new FileReader();
-        reader.onload = function(e) {
-            $('#imagePreview').css('background-image', 'url('+e.target.result +')');
-            $('#imagePreview').hide();
-            $('#imagePreview').fadeIn(650);
-        }
-        reader.readAsDataURL(input.files[0]);
-    }
-}
-$("#imageUpload").change(function() {
-    readURL(this);
-});