5 files changed, 39 insertions, 33 deletions
diff --git a/phpBB/adm/style/acp_profile.html b/phpBB/adm/style/acp_profile.html
index 85d37568c2..1c9c038f8f 100644
--- a/phpBB/adm/style/acp_profile.html
+++ b/phpBB/adm/style/acp_profile.html
@@ -64,6 +64,10 @@
 			<dd><input type="checkbox" class="radio" id="field_required" name="field_required" value="1"<!-- IF S_FIELD_REQUIRED --> checked="checked"<!-- ENDIF --> /></dd>
 		</dl>
 		<dl>
+			<dt><label for="field_show_novalue">{L_SHOW_NOVALUE_FIELD}:</label><br /><span>{L_SHOW_NOVALUE_FIELD_EXPLAIN}</span></dt>
+			<dd><input type="checkbox" class="radio" id="field_show_novalue" name="field_show_novalue" value="1"<!-- IF S_FIELD_SHOW_NOVALUE --> checked="checked"<!-- ENDIF --> /></dd>
+		</dl>
+		<dl>
 			<dt><label for="field_hide">{L_HIDE_PROFILE_FIELD}:</label><br /><span>{L_HIDE_PROFILE_FIELD_EXPLAIN}</span></dt>
 			<dd><input type="checkbox" class="radio" id="field_hide" name="field_hide" value="1"<!-- IF S_FIELD_HIDE --> checked="checked"<!-- ENDIF --> /></dd>
 		</dl>
diff --git a/phpBB/adm/style/acp_users_overview.html b/phpBB/adm/style/acp_users_overview.html
index 9237e45daf..ba350a13fb 100644
--- a/phpBB/adm/style/acp_users_overview.html
+++ b/phpBB/adm/style/acp_users_overview.html
@@ -135,19 +135,25 @@
 	</form>
 
 	<!-- IF not S_OWN_ACCOUNT -->
-	<form id="user_delete" method="post" action="{U_ACTION}">
-	<fieldset>
-		<legend>{L_DELETE_USER}</legend>
-		<dl>
-			<dt><label for="delete_type">{L_DELETE_USER}:</label><br /><span>{L_DELETE_USER_EXPLAIN}</span></dt>
-			<dd><select id="delete_type" name="delete_type"><option class="sep" value="">{L_SELECT_OPTION}</option><option value="retain">{L_RETAIN_POSTS}</option><option value="remove">{L_DELETE_POSTS}</option></select></dd>
-		</dl>
-		<p class="quick">
-			<input class="button1" type="submit" name="update" value="{L_SUBMIT}" />
-			<input type="hidden" name="delete" value="1" />
-			{S_FORM_TOKEN}
-		</p>
-	</fieldset>
-	</form>
+		<form id="user_delete" method="post" action="{U_ACTION}">
+			<fieldset>
+				<legend>{L_DELETE_USER}</legend>
+				<dl>
+					<dt><label for="delete_type">{L_DELETE_USER}:</label><br /><span>{L_DELETE_USER_EXPLAIN}</span></dt>
+					<dd>
+					<!-- IF USER_HAS_POSTS -->
+						<select id="delete_type" name="delete_type"><option class="sep" value="">{L_SELECT_OPTION}</option><option value="retain">{L_RETAIN_POSTS}</option><option value="remove">{L_DELETE_POSTS}</option></select>
+					<!-- ELSE -->
+						{L_USER_NO_POSTS_TO_DELETE}<input type="hidden" id="delete_type" name="delete_type" value="retain" />
+					<!-- ENDIF -->
+					</dd>
+				</dl>
+				<p class="quick">
+					<input class="button1" type="submit" name="update" value="{L_SUBMIT}" />
+					<input type="hidden" name="delete" value="1" />
+					{S_FORM_TOKEN}
+				</p>
+			</fieldset>
+		</form>
 	<!-- ENDIF -->
 <!-- ENDIF -->
diff --git a/phpBB/adm/style/admin.css b/phpBB/adm/style/admin.css
index 666f4921ba..b9996fd1d1 100644
--- a/phpBB/adm/style/admin.css
+++ b/phpBB/adm/style/admin.css
@@ -142,15 +142,15 @@ li {
 #page-header {
 	clear: both;
 	text-align: right;
-	background: url("../images/phpbb_logo.gif") top left no-repeat;
-	height: 49px;
+	background: url("../images/phpbb_logo.png") top left no-repeat;
+	height: 54px;
 	font-size: 0.85em;
 	margin-bottom: 10px;
 }
 
 .rtl #page-header {
 	text-align: left;
-	background: url("../images/phpbb_logo.gif") top right no-repeat;
+	background: url("../images/phpbb_logo.png") top right no-repeat;
 }
 
 #page-header h1 {
diff --git a/phpBB/adm/style/install_footer.html b/phpBB/adm/style/install_footer.html
index 26a3c6ab3d..319f7e06c7 100644
--- a/phpBB/adm/style/install_footer.html
+++ b/phpBB/adm/style/install_footer.html
@@ -8,7 +8,7 @@
 	</div>
 
 	<div id="page-footer">
-		Powered by <a href="http://www.phpbb.com/">phpBB</a>&reg; Forum Software &copy; phpBB Group
+		Powered by <a href="https://www.phpbb.com/">phpBB</a>&reg; Forum Software &copy; phpBB Group
 	</div>
 </div>
 
diff --git a/phpBB/adm/style/install_update_diff.html b/phpBB/adm/style/install_update_diff.html
index b65a014312..922b4aca31 100644
--- a/phpBB/adm/style/install_update_diff.html
+++ b/phpBB/adm/style/install_update_diff.html
@@ -15,12 +15,12 @@
 // <![CDATA[
 function resize_panel()
 {
-	var block = document.getElementById('codepanel');
+	var block = document.getElementById('diff_content');
 	var height;
 
 	if (window.innerHeight)
 	{
-		height = window.innerHeight - 150;
+		height = window.innerHeight - 200;
 		block.style.height = height + 'px';
 	}
 	else
@@ -119,6 +119,7 @@ table.hrdiff {
 	overflow: hidden;
 	border-bottom: 1px solid #999;
 	table-layout: fixed;
+	background: transparent;
 }
 
 table.hrdiff th {
@@ -128,7 +129,8 @@ table.hrdiff th {
 	font-family: Verdana,Helvetica,sans-serif;
 	font-size: 11px;
 	border-bottom: 1px solid #999;
-	background: transparent;
+	border-right: 1px solid #999;
+	background: #D9D9D9;
 }
 
 table.hrdiff thead th {
@@ -142,29 +144,23 @@ table.hrdiff tr:first-child th {
 }
 
 table.hrdiff tbody th {
-	padding: 2em 1px 1px 1px;
 	font-size: 80%;
 	border-top: 1px solid #999;
 }
 
-table.hrdiff tbody td.old {
-	border-left: 1px solid #999;
-	border-right: 1px solid #999;
-}
-table.hrdiff tbody td.new {
+table.hrdiff tbody td {
 	border-right: 1px solid #999;
 }
 
 table.hrdiff td pre {
-	overflow: auto;
-	display: block;
-	width: 100%;
-	overflow: auto;
-	display: block;
+	font-family: "Consolas", monospace;
+	font-size: 1.1em;
+	white-space: pre-wrap;		/* css-3 */
+	word-wrap: break-word;		/* Internet Explorer 5.5+ */
 }
 
 table.hrdiff .unmodified {
-	background: #fff;
+	background: transparent;
 }
 
 table.hrdiff .added {