diff --git a/classes/context/Context.class.php b/classes/context/Context.class.php
index 02dc0489e..e72e1b6ac 100644
--- a/classes/context/Context.class.php
+++ b/classes/context/Context.class.php
@@ -1646,39 +1646,58 @@ class Context
 			$domain = null;
 		}
 
-		// Get URL parameters. If the first argument is '', reset existing parameters.
-		if (!self::$_get_vars || strval($args_list[0]) === '')
+		// Get existing parameters from the current request.
+		$get_vars = self::$_get_vars ? get_object_vars(self::$_get_vars) : array();
+
+		// If $args_list is not an array, reset it to an empty array.
+		if (!is_array($args_list))
 		{
+			$args_list = array();
+		}
+
+		// If the first argument is '', reset existing parameters.
+		if (strval($args_list[0]) === '')
+		{
+			array_shift($args_list);
 			$get_vars = array();
-			if(is_array($args_list) && strval($args_list[0]) === '')
-			{
-				array_shift($args_list);
-			}
 		}
-		elseif ($_SERVER['REQUEST_METHOD'] === 'GET')
-		{
-			$get_vars = get_object_vars(self::$_get_vars);
-		}
-		else
+		// Otherwise, only keep existing parameters that are safe.
+		elseif ($_SERVER['REQUEST_METHOD'] !== 'GET')
 		{
 			$preserve_vars = array('module', 'mid', 'act', 'page', 'document_srl', 'search_target', 'search_keyword');
 			$preserve_keys = array_combine($preserve_vars, array_fill(0, count($preserve_vars), true));
-			$get_vars = array_intersect_key(get_object_vars(self::$_get_vars), $preserve_keys);
+			$get_vars = array_intersect_key($get_vars, $preserve_keys);
 		}
-		
-		// arrange args_list
-		for($i = 0, $c = count($args_list); $i < $c; $i += 2)
+
+		// If $args_list contains one array, reset existing parameters and use keys & values from $args_list.
+		if (is_array($args_list[0]) && count($args_list) == 1)
 		{
-			$key = $args_list[$i];
-			$val = trim($args_list[$i + 1]);
-			// If value is not set, remove the key
-			if(!isset($val) || !strlen($val))
+			foreach ($args_list[0] as $key => $val)
 			{
-				unset($get_vars[$key]);
-				continue;
+				$val = trim($val);
+				if ($val !== '')
+				{
+					$get_vars[$key] = $val;
+				}
+			}
+		}
+		// Otherwise, use alternating members of $args_list as keys and values, respectively.
+		else
+		{
+			$num_args = count($args_list);
+			for($i = 0; $i < $num_args; $i += 2)
+			{
+				$key = $args_list[$i];
+				$val = trim($args_list[$i + 1]);
+				if ($val === '')
+				{
+					unset($get_vars[$key]);
+				}
+				else
+				{
+					$get_vars[$key] = $val;
+				}
 			}
-			// set new variables
-			$get_vars[$key] = $val;
 		}
 		
 		// remove vid, rnd
diff --git a/modules/admin/tpl/_header.html b/modules/admin/tpl/_header.html
index 553aa871c..7fe76451b 100644
--- a/modules/admin/tpl/_header.html
+++ b/modules/admin/tpl/_header.html
@@ -20,11 +20,11 @@
 			<a class="default_header" href="javascript:void()"><i class="xi xi-cog"></i></a>
 		</h1>
 		<p class="site" cond="$this->user->isAdmin()">
-			<a href="{getUrl('module', 'admin', 'act', $act, 'module_srl', $module_info->module_srl, 'mid', '')}">{lang('admin.view_in_manager_layout')}</a>
+			<a href="{getUrl(['module' => 'admin', 'act' => $act, 'module_srl' => $module_info->module_srl])}">{lang('admin.view_in_manager_layout')}</a>
 		</p>
 		<!--@else-->
 		<h1>
-			<a class="default_header" href="{getUrl('','module','admin')}"><i class="xi xi-cog"></i></a>
+			<a class="default_header" href="{getUrl(['module' => 'admin'])}"><i class="xi xi-cog"></i></a>
 			<a class="mobile_menu_open" href="#gnbNav"><i class="xi xi-bars"></i></a>
 		</h1>
 		<p class="site"><a href="{$xe_default_url}">{$site_module_info->settings->title ?: $xe_default_url|autolang}</a></p>
@@ -32,15 +32,15 @@
 		<div class="account">
 			<ul>
 				<!--@if($module_manager)-->
-				<li><a href="{getUrl('', 'mid', $mid, 'act', 'dispMemberInfo')}">{$logged_info->nick_name}</a></li>
-				<li><a href="{getUrl('', 'mid', $mid, 'act', 'dispMemberLogout')}">{$lang->cmd_logout}</a></li>
+				<li><a href="{getUrl(['mid' => $mid, 'act' => 'dispMemberInfo'])}">{$logged_info->nick_name}</a></li>
+				<li><a href="{getUrl(['mid' => $mid, 'act' => 'dispMemberLogout'])}">{$lang->cmd_logout}</a></li>
 				<!--@else-->
-				<li><a href="{getUrl('', 'module', 'admin', 'act', 'dispMemberAdminInfo', 'member_srl', $logged_info->member_srl)}">{$logged_info->nick_name}</a></li>
-				<li><a href="{getUrl('', 'module', 'admin', 'act', 'procAdminLogout')}">{$lang->cmd_logout}</a></li>
+				<li><a href="{getUrl(['module' => 'admin', 'act' => 'dispMemberAdminInfo', 'member_srl' => $logged_info->member_srl])}">{$logged_info->nick_name}</a></li>
+				<li><a href="{getUrl(['module' => 'admin', 'act' => 'procAdminLogout'])}">{$lang->cmd_logout}</a></li>
 				<!--@end-->
 				<li><a href="#lang" class="lang" data-toggle>{$lang_supported[$lang_type]}</a>
 					<ul id="lang" class="x_dropdown-menu">
-						<li loop="$lang_supported=>$key,$val" class="x_active"|cond="$key==$lang_type"><a href="{getUrl('l',$key)}" data-langcode="{$key}" onclick="doChangeLangType('{$key}'); return false;">{$val}</a></li>
+						<li loop="$lang_supported=>$key,$val" class="x_active"|cond="$key==$lang_type"><a href="#lang" data-langcode="{$key}" onclick="doChangeLangType('{$key}'); return false;">{$val}</a></li>
 					</ul>
 				</li>
 			</ul>
@@ -64,18 +64,18 @@
 					<a href="#favorite" data-href="favorite" title="{$lang->favorite}"><span class="tx">{$lang->favorite}</span></a>
 					<ul id="favorite" style="display:block"|cond="$_COOKIE['__xe_admin_gnb_tx_favorite'] == 'open'">
 						<li loop="$favorite_list => $favorite">
-							<a cond="$favorite->title" href="{getUrl('', 'module', 'admin', 'act', $favorite->admin_index_act)}" title="{$favorite->title}">{$favorite->title}</a>
+							<a cond="$favorite->title" href="{getUrl(['module' => 'admin', 'act' => $favorite->admin_index_act])}" title="{$favorite->title}">{$favorite->title}</a>
 							<a cond="!$favorite->title">{$lang->msg_not_founded}</a>
 							<form class="remove" action="./" method="post">
 								<input type="hidden" name="module" value="admin" />
 								<input type="hidden" name="act" value="procAdminToggleFavorite" />
 								<input type="hidden" name="site_srl" value="0" />
 								<input type="hidden" name="module_name" value="{$favorite->module}" />
-								<input type="hidden" name="success_return_url" value="{getUrl('', 'module', 'admin')}" />
+								<input type="hidden" name="success_return_url" value="{getUrl(['module' => 'admin'])}" />
 								<button type="submit" class="x_close" title="{$lang->cmd_delete}">&times;</button>
 							</form>
 						</li>
-						<li cond="!is_array($favorite_list) || count($favorite_list) < 1"><a href="{getUrl('', 'module', 'admin', 'act', 'dispModuleAdminContent')}">{$lang->no_data}</a></li>
+						<li cond="!is_array($favorite_list) || count($favorite_list) < 1"><a href="{getUrl(['module' => 'admin', 'act' => 'dispModuleAdminContent'])}">{$lang->no_data}</a></li>
 					</ul>
 				</li>
 				<!--@end-->
diff --git a/modules/admin/tpl/index.html b/modules/admin/tpl/index.html
index 75b72a484..ceb710760 100644
--- a/modules/admin/tpl/index.html
+++ b/modules/admin/tpl/index.html
@@ -24,7 +24,7 @@
 
 	<div class="message error" cond="$db_info->use_sitelock == 'Y'">
 		<h2>{$lang->sitelock_in_use}</h2>
-		<p>{$lang->about_sitelock_in_use} <a href="{getUrl('', 'module', 'admin', 'act', 'dispAdminConfigSitelock')}">{$lang->cmd_configure}</a></p>
+		<p>{$lang->about_sitelock_in_use} <a href="{getUrl(['module' => 'admin', 'act' => 'dispAdminConfigSitelock'])}">{$lang->cmd_configure}</a></p>
 	</div>
 
 	<div class="message update" cond="$addTables || $needUpdate">