diff --git a/contrib/js/backlink.js b/contrib/js/backlink.js
index 2db0160..582ba09 100644
--- a/contrib/js/backlink.js
+++ b/contrib/js/backlink.js
@@ -367,7 +367,10 @@ function init(prefix) {
   }
   e.onclick = postit;
   var f = document.querySelector("form");
-  f.onsubmit = postit;
+  f.onsubmit = function() {
+    postit();
+    return false;
+  }
   
 }
 
diff --git a/contrib/static/nntpchan.js b/contrib/static/nntpchan.js
index b5b7a47..15634e3 100644
--- a/contrib/static/nntpchan.js
+++ b/contrib/static/nntpchan.js
@@ -44,7 +44,7 @@ parent.backlink=true;}};parent.backlink=true;}
 function inject_hover_for_element(elem){var elems=elem.getElementsByClassName("backlink");var ls=[];var l=elems.length;for(var idx=0;idx<l;idx++){var e=elems[idx];ls.push(e);}
 for(var elem in ls){inject_hover(prefix,ls[elem]);}}
 function init(prefix){inject_hover_for_element(document);var rpl=getReplyTo();rpl.setPrefix(prefix);var e=rpl.elem;e.setAttribute("draggable","true");var mouseDownX,mouseDownY;var originalX=window.screenX-150;var originalY=10;rpl.moveTo(originalX,originalY);e.addEventListener("dragstart",function(ev){mouseDownX=ev.clientX;mouseDownY=ev.clientY;if(!ev.ctrlKey){ev.preventDefault();}},false);e.addEventListener("dragend",function(ev){var x=originalX+ev.clientX-mouseDownX;var y=originalY+ev.clientY-mouseDownY;x-=window.screenLeft;y-=window.screenTop;rpl.moveTo(x,y);originalX=x;originalY=y;},false);e=document.getElementById("postform_submit");var postit=function(){var f=document.querySelector("form");var r=getReplyTo();r.post(function(j){if(j.error){r.showError(j.error);}else{r.showMessage("posted as "+j.message_id);r.updateCaptcha();}},function(err){r.showError(err);});r.showMessage("posting... ");}
-e.onclick=postit;var f=document.querySelector("form");f.onsubmit=postit;}
+e.onclick=postit;var f=document.querySelector("form");f.onsubmit=function(){postit();return false;}}
 /* ./contrib/js/banner.js */
 var banner_count=3;function nntpchan_inject_banners(elem,prefix){var n=Math.floor(Math.random()*banner_count);var banner=prefix+"static/banner_"+n+".jpg";var e=document.createElement("img");e.src=banner;e.id="nntpchan_banner";elem.appendChild(e);}
 /* ./contrib/js/expand-image.js */