diff --git a/phpBB/adm/style/editor.js b/phpBB/adm/style/editor.js
index 54e7e61f3a..2ef2853ed3 100644
--- a/phpBB/adm/style/editor.js
+++ b/phpBB/adm/style/editor.js
@@ -13,10 +13,10 @@ var clientPC = navigator.userAgent.toLowerCase(); // Get client info
 var clientVer = parseInt(navigator.appVersion); // Get browser version
 
 var is_ie = ((clientPC.indexOf('msie') != -1) && (clientPC.indexOf('opera') == -1));
-var is_nav = ((clientPC.indexOf('mozilla') != -1) && (clientPC.indexOf('spoofer') == -1) && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera') == -1) && (clientPC.indexOf('webtv') == -1) && (clientPC.indexOf('hotjava') == -1));
-
 var is_win = ((clientPC.indexOf('win') != -1) || (clientPC.indexOf('16bit') != -1));
-var is_mac = (clientPC.indexOf('mac') != -1);
+
+var baseHeight;
+window.onload = initInsertions;
 
 /**
 * Shows the help messages in the helpline window
@@ -27,44 +27,19 @@ function helpline(help)
 }
 
 /**
-* Replacement for arrayname.length property
-*/
-function getarraysize(thearray)
+* Fix a bug involving the TextRange object. From
+* http://www.frostjedi.com/terra/scripts/demo/caretBug.html
+*/ 
+function initInsertions() 
 {
-	for (i = 0; i < thearray.length; i++)
+	var textarea = document.forms[form_name].elements[text_name];
+	textarea.focus();
+	if (is_ie && typeof(baseHeight) != 'number')
 	{
-		if (typeof thearray[i] == 'undefined' || thearray[i] == '' || thearray[i] == null)
-		{
-			return i;
-		}
+		baseHeight = document.selection.createRange().duplicate().boundingHeight;
 	}
-
-	return thearray.length;
 }
 
-/**
-* Replacement for arrayname.push(value) not implemented in IE until version 5.5
-* Appends element to the array
-*/
-function arraypush(thearray,value)
-{
-	thearray[getarraysize(thearray)] = value;
-}
-
-/**
-* Replacement for arrayname.pop() not implemented in IE until version 5.5
-* Removes and returns the last element of an array
-*/
-function arraypop(thearray)
-{
-	thearraysize = getarraysize(thearray);
-	retval = thearray[thearraysize - 1];
-	delete thearray[thearraysize - 1];
-
-	return retval;
-}
-
-
 /**
 * bbstyle
 */
@@ -168,6 +143,11 @@ function insert_text(text, spaces, popup)
 	
 	else if (textarea.createTextRange && textarea.caretPos)
 	{
+		if (baseHeight != textarea.caretPos.boundingHeight) 
+		{
+			textarea.focus();
+			storeCaret(textarea);
+		}		
 		var caret_pos = textarea.caretPos;
 		caret_pos.text = caret_pos.text.charAt(caret_pos.text.length - 1) == ' ' ? caret_pos.text + text + ' ' : caret_pos.text + text;
 		
diff --git a/phpBB/memberlist.php b/phpBB/memberlist.php
index 340fc1e02c..13a170e357 100644
--- a/phpBB/memberlist.php
+++ b/phpBB/memberlist.php
@@ -23,12 +23,12 @@ $auth->acl($user->data);
 $user->setup(array('memberlist', 'groups'));
 
 // Grab data
-$mode			= request_var('mode', '');
-$action			= request_var('action', '');
-$user_id		= request_var('u', ANONYMOUS);
-$username		= request_var('un', '', true);
-$group_id		= request_var('g', 0);
-$topic_id		= request_var('t', 0);
+$mode		= request_var('mode', '');
+$action		= request_var('action', '');
+$user_id	= request_var('u', ANONYMOUS);
+$username	= request_var('un', '', true);
+$group_id	= request_var('g', 0);
+$topic_id	= request_var('t', 0);
 
 switch ($mode)
 {
diff --git a/phpBB/styles/subSilver/template/editor.js b/phpBB/styles/subSilver/template/editor.js
index dfd992974d..2ef2853ed3 100644
--- a/phpBB/styles/subSilver/template/editor.js
+++ b/phpBB/styles/subSilver/template/editor.js
@@ -13,10 +13,7 @@ var clientPC = navigator.userAgent.toLowerCase(); // Get client info
 var clientVer = parseInt(navigator.appVersion); // Get browser version
 
 var is_ie = ((clientPC.indexOf('msie') != -1) && (clientPC.indexOf('opera') == -1));
-var is_nav = ((clientPC.indexOf('mozilla') != -1) && (clientPC.indexOf('spoofer') == -1) && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera') == -1) && (clientPC.indexOf('webtv') == -1) && (clientPC.indexOf('hotjava') == -1));
-
 var is_win = ((clientPC.indexOf('win') != -1) || (clientPC.indexOf('16bit') != -1));
-var is_mac = (clientPC.indexOf('mac') != -1);
 
 var baseHeight;
 window.onload = initInsertions;
@@ -29,44 +26,6 @@ function helpline(help)
 	document.forms[form_name].helpbox.value = help_line[help];
 }
 
-/**
-* Replacement for arrayname.length property
-*/
-function getarraysize(thearray)
-{
-	for (i = 0; i < thearray.length; i++)
-	{
-		if (typeof thearray[i] == 'undefined' || thearray[i] == '' || thearray[i] == null)
-		{
-			return i;
-		}
-	}
-
-	return thearray.length;
-}
-
-/**
-* Replacement for arrayname.push(value) not implemented in IE until version 5.5
-* Appends element to the array
-*/
-function arraypush(thearray,value)
-{
-	thearray[getarraysize(thearray)] = value;
-}
-
-/**
-* Replacement for arrayname.pop() not implemented in IE until version 5.5
-* Removes and returns the last element of an array
-*/
-function arraypop(thearray)
-{
-	thearraysize = getarraysize(thearray);
-	retval = thearray[thearraysize - 1];
-	delete thearray[thearraysize - 1];
-
-	return retval;
-}
-
 /**
 * Fix a bug involving the TextRange object. From
 * http://www.frostjedi.com/terra/scripts/demo/caretBug.html
@@ -79,8 +38,7 @@ function initInsertions()
 	{
 		baseHeight = document.selection.createRange().duplicate().boundingHeight;
 	}
-}		
-
+}
 
 /**
 * bbstyle