diff --git a/contrib/js/expand-image.js b/contrib/js/expand-image.js
index 0432434..3af3965 100644
--- a/contrib/js/expand-image.js
+++ b/contrib/js/expand-image.js
@@ -17,7 +17,7 @@ function setupInlineImage(thumb, url) {
   var expanded = false;
   var oldurl = img.src;
   thumb.href = "#";
-  thumb.target = "";
+  thumb.target = undefined;
   img.addEventListener("click", function(ev) {
     if (expanded) {
       img.setAttribute("class", "thumbnail");
diff --git a/contrib/js/expand-video.js b/contrib/js/expand-video.js
index 07b6a0f..a5d44ff 100644
--- a/contrib/js/expand-video.js
+++ b/contrib/js/expand-video.js
@@ -3,6 +3,10 @@
 var configRoot = "";
 
 
+if (typeof _ == 'undefined') {
+  var _ = function(a) { return a; };
+}
+
 function setupVideo(thumb, url) {
     if (thumb.videoAlreadySetUp) return;
     thumb.videoAlreadySetUp = true;
@@ -208,8 +212,8 @@ function setupVideosIn(element) {
         if (/(\.webm)|(\.mp4)$/.test(thumbs[i].pathname)) {
             setupVideo(thumbs[i], thumbs[i].href);
         } else {
-            var url = thumbs[i].href
-            if (/(\.webm)|(\.mp4)$/.test(url)) setupVideo(thumbs[i], url);
+          var url = thumbs[i].href;
+          if (/(\.webm)|(\.mp4)$/.test(url)) setupVideo(thumbs[i], url);
         }
     }
 }
diff --git a/contrib/static/nntpchan.js b/contrib/static/nntpchan.js
index 73d8fd0..84f5ae3 100644
--- a/contrib/static/nntpchan.js
+++ b/contrib/static/nntpchan.js
@@ -16,9 +16,10 @@ 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 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);}function filenameIsImage(fname){return/\.(gif|jpeg|jpg|png|webp)/.test(fname);}
-function setupInlineImage(thumb,url){if(thumb.inlineIsSetUp)return;thumb.inlineIsSetUp=true;var img=thumb.querySelector("img.thumbnail");var expanded=false;var oldurl=img.src;thumb.href="#";thumb.target="";img.addEventListener("click",function(ev){if(expanded){img.setAttribute("class","thumbnail");img.src=oldurl;expanded=false;}else{img.setAttribute("class","thumbnail expanded");img.src=url;expanded=true;}},false);}
+function setupInlineImage(thumb,url){if(thumb.inlineIsSetUp)return;thumb.inlineIsSetUp=true;var img=thumb.querySelector("img.thumbnail");var expanded=false;var oldurl=img.src;thumb.href="#";thumb.target=undefined;img.addEventListener("click",function(ev){if(expanded){img.setAttribute("class","thumbnail");img.src=oldurl;expanded=false;}else{img.setAttribute("class","thumbnail expanded");img.src=url;expanded=true;}},false);}
 function setupInlineImageIn(element){var thumbs=element.querySelectorAll("a.file");for(var i=0;i<thumbs.length;i++){var url=thumbs[i].href;if(filenameIsImage(url)){console.log("matched url",url);setupInlineImage(thumbs[i],url);}}}
-onready(function(){setupInlineImageIn(document);if(window.MutationObserver){var observer=new MutationObserver(function(mutations){for(var i=0;i<mutations.length;i++){var additions=mutations[i].addedNodes;if(additions==null)continue;for(var j=0;j<additions.length;j++){var node=additions[j];if(node.nodeType==1){setupInlineImageIn(node);}}}});observer.observe(document.body,{childList:true,subtree:true});}});var configRoot="";function setupVideo(thumb,url){if(thumb.videoAlreadySetUp)return;thumb.videoAlreadySetUp=true;var video=null;var videoContainer,videoHide;var expanded=false;var hovering=false;var loop=true;var loopControls=[document.createElement("span"),document.createElement("span")];var fileInfo=thumb.parentNode.querySelector(".fileinfo");var mouseDown=false;function unexpand(){if(expanded){expanded=false;if(video.pause)video.pause();videoContainer.style.display="none";thumb.style.display="inline";video.style.maxWidth="inherit";video.style.maxHeight="inherit";}}
+onready(function(){setupInlineImageIn(document);if(window.MutationObserver){var observer=new MutationObserver(function(mutations){for(var i=0;i<mutations.length;i++){var additions=mutations[i].addedNodes;if(additions==null)continue;for(var j=0;j<additions.length;j++){var node=additions[j];if(node.nodeType==1){setupInlineImageIn(node);}}}});observer.observe(document.body,{childList:true,subtree:true});}});var configRoot="";if(typeof _=='undefined'){var _=function(a){return a;};}
+function setupVideo(thumb,url){if(thumb.videoAlreadySetUp)return;thumb.videoAlreadySetUp=true;var video=null;var videoContainer,videoHide;var expanded=false;var hovering=false;var loop=true;var loopControls=[document.createElement("span"),document.createElement("span")];var fileInfo=thumb.parentNode.querySelector(".fileinfo");var mouseDown=false;function unexpand(){if(expanded){expanded=false;if(video.pause)video.pause();videoContainer.style.display="none";thumb.style.display="inline";video.style.maxWidth="inherit";video.style.maxHeight="inherit";}}
 function unhover(){if(hovering){hovering=false;if(video.pause)video.pause();videoContainer.style.display="none";video.style.maxWidth="inherit";video.style.maxHeight="inherit";}}
 function getVideo(){if(video==null){video=document.createElement("video");video.src=url;video.loop=loop;video.innerText=_("Your browser does not support HTML5 video.");videoHide=document.createElement("img");videoHide.src=configRoot+"static/collapse.gif";videoHide.alt="[ - ]";videoHide.title="Collapse video";videoHide.style.marginLeft="-15px";videoHide.style.cssFloat="left";videoHide.addEventListener("click",unexpand,false);videoContainer=document.createElement("div");videoContainer.style.paddingLeft="15px";videoContainer.style.display="none";videoContainer.appendChild(videoHide);videoContainer.appendChild(video);thumb.parentNode.insertBefore(videoContainer,thumb.nextSibling);video.addEventListener("mousedown",function(e){if(e.button==0)mouseDown=true;},false);video.addEventListener("mouseup",function(e){if(e.button==0)mouseDown=false;},false);video.addEventListener("mouseenter",function(e){mouseDown=false;},false);video.addEventListener("mouseout",function(e){if(mouseDown&&e.clientX-video.getBoundingClientRect().left<=0){unexpand();}
 mouseDown=false;},false);}}
@@ -26,8 +27,7 @@ thumb.addEventListener("click",function(e){if(!e.shiftKey&&!e.ctrlKey&&!e.altKey
 video.play();e.preventDefault();}},false);function expand2(){video.style.maxWidth="100%";video.style.maxHeight=window.innerHeight+"px";var bottom=video.getBoundingClientRect().bottom;if(bottom>window.innerHeight){window.scrollBy(0,bottom-window.innerHeight);}}
 thumb.addEventListener("mouseover",function(e){if(false){getVideo();expanded=false;hovering=true;var docRight=document.documentElement.getBoundingClientRect().right;var thumbRight=thumb.querySelector("img, video").getBoundingClientRect().right;var maxWidth=docRight-thumbRight-20;if(maxWidth<250)maxWidth=250;video.style.position="fixed";video.style.right="0px";video.style.top="0px";var docRight=document.documentElement.getBoundingClientRect().right;var thumbRight=thumb.querySelector("img, video").getBoundingClientRect().right;video.style.maxWidth=maxWidth+"px";video.style.maxHeight="100%";video.style.pointerEvents="none";video.style.display="inline";videoHide.style.display="none";videoContainer.style.display="inline";videoContainer.style.position="fixed";video.controls=false;video.play();}},false);thumb.addEventListener("mouseout",unhover,false);thumb.addEventListener("wheel",function(e){if(true){if(e.deltaY>0)volume-=0.1;if(e.deltaY<0)volume+=0.1;if(volume<0)volume=0;if(volume>1)volume=1;if(video!=null){video.muted=(volume==0);video.volume=volume;}
 e.preventDefault();}},false);}
-function setupVideosIn(element){var thumbs=element.querySelectorAll("a.file");for(var i=0;i<thumbs.length;i++){if(/(\.webm)|(\.mp4)$/.test(thumbs[i].pathname)){setupVideo(thumbs[i],thumbs[i].href);}else{var url=thumbs[i].href
-if(/(\.webm)|(\.mp4)$/.test(url))setupVideo(thumbs[i],url);}}}
+function setupVideosIn(element){var thumbs=element.querySelectorAll("a.file");for(var i=0;i<thumbs.length;i++){if(/(\.webm)|(\.mp4)$/.test(thumbs[i].pathname)){setupVideo(thumbs[i],thumbs[i].href);}else{var url=thumbs[i].href;if(/(\.webm)|(\.mp4)$/.test(url))setupVideo(thumbs[i],url);}}}
 onready(function(){if(typeof settingsMenu!="undefined"&&typeof Options=="undefined")
 document.body.insertBefore(settingsMenu,document.getElementsByTagName("hr")[0]);setupVideosIn(document);if(window.MutationObserver){var observer=new MutationObserver(function(mutations){for(var i=0;i<mutations.length;i++){var additions=mutations[i].addedNodes;if(additions==null)continue;for(var j=0;j<additions.length;j++){var node=additions[j];if(node.nodeType==1){setupVideosIn(node);}}}});observer.observe(document.body,{childList:true,subtree:true});}});function livechan_got_post(widget,j){while(widget.children.length>5){widget.removeChild(widget.children[0]);}
 nntpchan_buildpost(widget,j);widget.scrollTop=widget.scrollHeight;}