diff --git a/calendar/inc/class.calendar_uiviews.inc.php b/calendar/inc/class.calendar_uiviews.inc.php
index 131a07e780..1f2d7aa6a2 100644
--- a/calendar/inc/class.calendar_uiviews.inc.php
+++ b/calendar/inc/class.calendar_uiviews.inc.php
@@ -1393,17 +1393,15 @@ class calendar_uiviews extends calendar_ui
 		if ($this->use_time_grid)
 		{
 			// drag and drop: check if the current user has EDIT permissions on the grid
-			if($GLOBALS['egw_info']['user']['preferences']['common']['enable_dragdrop'])
+			if($owner)
 			{
-				if($owner)
-				{
-					$dropPermission = $this->bo->check_perms(EGW_ACL_EDIT,0,$owner);
-				}
-				else
-				{
-					$dropPermission = true;
-				}
+				$dropPermission = $this->bo->check_perms(EGW_ACL_EDIT,0,$owner);
 			}
+			else
+			{
+				$dropPermission = true;
+			}
+
 			// adding divs to click on for each row / time-span
 			for($t = $this->scroll_to_wdstart ? 0 : $this->wd_start,$i = 1 + $this->extraRows;
 				$t <= $this->wd_end || $this->scroll_to_wdstart && $t < 24*60;
@@ -1843,8 +1841,7 @@ class calendar_uiviews extends calendar_ui
 
 		// ATM we do not support whole day events or recurring events for dragdrop
 		$dd_emulation = "";
-		if ($GLOBALS['egw_info']['user']['preferences']['common']['enable_dragdrop'] &&
-			$this->use_time_grid &&
+		if ($this->use_time_grid &&
 			(int)$event['id'] && $this->bo->check_perms(EGW_ACL_EDIT,$event))
 		{
 			if (!$event['whole_day_on_top'] &&
diff --git a/phpgwapi/inc/class.egw_framework.inc.php b/phpgwapi/inc/class.egw_framework.inc.php
index 36969c922e..5b503c05da 100644
--- a/phpgwapi/inc/class.egw_framework.inc.php
+++ b/phpgwapi/inc/class.egw_framework.inc.php
@@ -1111,12 +1111,6 @@ abstract class egw_framework
 	{
 		$java_script = '';
 
-		// GLOBAL var to tell egroupware wether or not to enable the IE selectBox resize hack
-		if($GLOBALS['egw_info']['user']['preferences']['common']['enable_ie_dropdownmenuhack'] && html::$user_agent == 'msie' && html::$ua_version < 9)
-		{
-			$java_script .= "<script type=\"text/javascript\">\nvar enable_ie_dropdownmenuhack=1;\n</script>\n";
-		}
-
 		/* this flag is for all javascript code that has to be put before other jscode.
 		Think of conf vars etc...  (pim@lingewoud.nl) */
 		if (isset($GLOBALS['egw_info']['flags']['java_script_thirst']))
diff --git a/phpgwapi/js/jsapi/jsapi.js b/phpgwapi/js/jsapi/jsapi.js
index 3a0712a3b4..9d17e8d421 100644
--- a/phpgwapi/js/jsapi/jsapi.js
+++ b/phpgwapi/js/jsapi/jsapi.js
@@ -570,8 +570,13 @@ function dropdown_menu_hack(el)
 {
 	if(el.runtimeStyle)
 	{
-		if(typeof(enable_ie_dropdownmenuhack) !== 'undefined') {
-			if (enable_ie_dropdownmenuhack==1){} else return;
+		if(typeof(enable_ie_dropdownmenuhack) !== 'undefined')
+		{
+			if (enable_ie_dropdownmenuhack==1){
+
+			}
+			else
+				return;
 		} else {
 			return;
 		}
diff --git a/preferences/inc/class.preferences_hooks.inc.php b/preferences/inc/class.preferences_hooks.inc.php
index c0a7366664..d2f2fe868e 100644
--- a/preferences/inc/class.preferences_hooks.inc.php
+++ b/preferences/inc/class.preferences_hooks.inc.php
@@ -228,25 +228,6 @@ class preferences_hooks
 				'admin'  => True,
 				'forced' => true,
 			),
-			'enable_dragdrop' => array(
-				'type'   => 'check',
-				'label'  => 'Enable drag and drop functionality (experimental)',
-				'name'   => 'enable_dragdrop',
-				'help'   => 'Enables or disables drag and drop functions in all applications. If the browser does not support '.
-					    'drag and drop, it will be disabled automatically. This feature is experimental at the moment.',
-				'xmlrpc' => False,
-				'admin'  => False,
-				'forced' => true,
-			),
-			'enable_ie_dropdownmenuhack' => array(
-				'type'   => 'check',
-				'label'  => 'Enable selectbox dropdown resizing for IE (experimental)',
-				'name'   => 'enable_ie_dropdownmenuhack',
-				'help'   => 'Enables or disables selectbox dropdown resizing for IE in all applications. If the browser is not an IE, the option will not apply. This feature is experimental at the moment.',
-				'xmlrpc' => False,
-				'admin'  => False,
-				'forced' => false,
-			),
 			array(
 				'type'	=> 'section',
 				'title'	=> 'Formatting & general settings'