diff --git a/README.md b/README.md
index 52f32b72..3b7e37b1 100644
--- a/README.md
+++ b/README.md
@@ -747,7 +747,7 @@ TLDR: yes
 | zip selection   |  -  | yep  | yep  | yep  |  yep  | yep  | yep | yep  |
 | file rename     |  -  | yep  | yep  | yep  |  yep  | yep  | yep | yep  |
 | file cut/paste  |  -  | yep  | yep  | yep  |  yep  | yep  | yep | yep  |
-| navpane         |  -  | `*2` | yep  | yep  |  yep  | yep  | yep | yep  |
+| navpane         |  -  | yep  | yep  | yep  |  yep  | yep  | yep | yep  |
 | image viewer    |  -  | yep  | yep  | yep  |  yep  | yep  | yep | yep  |
 | video player    |  -  | yep  | yep  | yep  |  yep  | yep  | yep | yep  |
 | markdown editor |  -  |  -   | yep  | yep  |  yep  | yep  | yep | yep  |
@@ -759,7 +759,6 @@ TLDR: yes
 * internet explorer 6 to 8 behave the same
 * firefox 52 and chrome 49 are the final winxp versions
 * `*1` yes, but extremely slow (ie10: `1 MiB/s`, ie11: `270 KiB/s`)
-* `*2` causes a full-page refresh on each navigation
 * `*3` using a wasm decoder which consumes a bit more power
 
 quick summary of more eccentric web-browsers trying to view a directory index:
diff --git a/copyparty/web/browser.css b/copyparty/web/browser.css
index c985f7ba..d5900178 100644
--- a/copyparty/web/browser.css
+++ b/copyparty/web/browser.css
@@ -667,7 +667,7 @@ input.eq_gain {
 	border-radius: 0 .3em 0 0;
 }
 .np_open #thx_ff {
-	padding: 2.5em 0;
+	padding: 4.5em 0;
 	/* widget */
 }
 #tree::-webkit-scrollbar-track,
diff --git a/copyparty/web/browser.js b/copyparty/web/browser.js
index a9b20df9..2327918b 100644
--- a/copyparty/web/browser.js
+++ b/copyparty/web/browser.js
@@ -286,6 +286,24 @@ var have_webp = sread('have_webp');
 })();
 
 
+function set_files_html(html) {
+	var files = ebi('files');
+	try {
+		files.innerHTML = html;
+		return files;
+	}
+	catch (e) {
+		var par = files.parentNode;
+		par.removeChild(files);
+		files = mknod('div');
+		files.innerHTML = '<table id="files">' + html + '</table>';
+		par.insertBefore(files.childNodes[0], ebi('epi'));
+		files = ebi('files');
+		return files;
+	}
+}
+
+
 var mpl = (function () {
 	var have_mctl = 'mediaSession' in navigator && window.MediaMetadata;
 
@@ -1053,8 +1071,8 @@ var need_ogv = true;
 try {
 	need_ogv = new Audio().canPlayType('audio/ogg; codecs=opus') !== 'probably';
 
-	if (/ Edge\//.exec(navigator.userAgent + ''))
-		need_ogv = true;
+	if (document.documentMode)
+		need_ogv = false;  // ie8-11
 }
 catch (ex) { }
 
@@ -2983,7 +3001,7 @@ document.onkeydown = function (e) {
 			orig_url = get_evpath();
 		}
 
-		ofiles.innerHTML = html.join('\n');
+		ofiles = set_files_html(html.join('\n'));
 		ofiles.setAttribute("ts", this.ts);
 		ofiles.setAttribute("q_raw", this.q_raw);
 		set_vq();
@@ -2998,7 +3016,7 @@ document.onkeydown = function (e) {
 	function unsearch(e) {
 		ev(e);
 		treectl.show();
-		ebi('files').innerHTML = orig_html;
+		set_files_html(orig_html);
 		ebi('files').removeAttribute('q_raw');
 		orig_html = null;
 		sethash('');
@@ -3372,13 +3390,7 @@ var treectl = (function () {
 		}
 		html.push('</tbody>');
 		html = html.join('\n');
-		try {
-			ebi('files').innerHTML = html;
-		}
-		catch (ex) { //ie9
-			window.location.href = this.top;
-			return;
-		}
+		set_files_html(html);
 
 		if (this.hpush)
 			hist_push(this.top);
@@ -3468,10 +3480,7 @@ var treectl = (function () {
 		treectl.goto(url.pathname);
 	};
 
-	if (window.history && history.pushState) {
-		hist_replace(get_evpath() + window.location.hash);
-	}
-
+	hist_replace(get_evpath() + window.location.hash);
 	treectl.onscroll = onscroll;
 	return treectl;
 })();
diff --git a/copyparty/web/up2k.js b/copyparty/web/up2k.js
index a48851e3..71b109d0 100644
--- a/copyparty/web/up2k.js
+++ b/copyparty/web/up2k.js
@@ -1863,7 +1863,6 @@ function up2k_init(subtle) {
 
     var o = QSA('#u2conf .c *[tt]');
     for (var a = o.length - 1; a >= 0; a--) {
-        console.log(o[a]);
         o[a].parentNode.getElementsByTagName('input')[0].setAttribute('tt', o[a].getAttribute('tt'));
     }
     tt.att(QS('#u2conf'));
diff --git a/copyparty/web/util.js b/copyparty/web/util.js
index 3996958d..54878cfd 100644
--- a/copyparty/web/util.js
+++ b/copyparty/web/util.js
@@ -715,12 +715,14 @@ function scfg_bind(obj, oname, cname, defval, cb) {
 
 function hist_push(url) {
     console.log("h-push " + url);
-    history.pushState(url, url, url);
+    if (window.history && history.pushState)
+        history.pushState(url, url, url);
 }
 
 function hist_replace(url) {
     console.log("h-repl " + url);
-    history.replaceState(url, url, url);
+    if (window.history && history.replaceState)
+        history.replaceState(url, url, url);
 }
 
 function sethash(hv) {