diff --git a/files/templates/submission.html b/files/templates/submission.html
index 1203c6e65..ece54b841 100644
--- a/files/templates/submission.html
+++ b/files/templates/submission.html
@@ -37,6 +37,43 @@
 </script>
 {% endif %}
 
+{% if v %}
+<script>
+	post_comment=function(fullname){
+
+		var form = new FormData();
+
+		form.append('formkey', formkey());
+		form.append('parent_fullname', fullname);
+		form.append('submission', document.getElementById('reply-form-submission-'+fullname).value);
+		form.append('body', document.getElementById('reply-form-body-'+fullname).value);
+		form.append('file', document.getElementById('file-upload-reply-'+fullname).files[0]);
+		var xhr = new XMLHttpRequest();
+		xhr.open("post", "/comment");
+		xhr.withCredentials=true;
+		xhr.onload=function(){
+			if (xhr.status==200) {
+				commentForm=document.getElementById('comment-form-space-'+fullname);
+				commentForm.innerHTML=JSON.parse(xhr.response)["html"];
+				document.getElementById('toast-comment-success').toast('dispose');
+				document.getElementById('toast-comment-error').toast('dispose');
+				document.getElementById('toast-comment-success').toast('show');
+			}
+			else {
+				var commentError = document.getElementById("comment-error-text");
+				document.getElementById('toast-comment-success').toast('dispose');
+				document.getElementById('toast-comment-error').toast('dispose');
+				document.getElementById('toast-comment-error').toast('show');
+				commentError.textContent = JSON.parse(xhr.response)["error"];
+			}
+		}
+		xhr.send(form)
+
+		document.getElementById('save-reply-to-'+fullname).classList.add('disabled');
+
+	}
+</script>
+{% endif %}
 
 <script>
 	var date = new Date('{{p.created_datetime}}');