diff --git a/admin/templates/default/mainscreen_message.xet b/admin/templates/default/mainscreen_message.xet
index 1c05f0c3ae..c7fdd57f6b 100644
--- a/admin/templates/default/mainscreen_message.xet
+++ b/admin/templates/default/mainscreen_message.xet
@@ -4,13 +4,13 @@
 <overlay>
 	<template id ="admin.mainscreen_message.mainscreen" version="18.1">
 		<vbox>
-			<htmlarea id="html_mainscreen" height="500" width="100%" disabled="!$cont[html]"/>
+			<htmlarea id="html_mainscreen" height="500" width="100%" disabled="!$cont[html]" valid_children="+body[style]"/>
 			<textbox id="text_mainscreen" disabled="$cont[html]" rows="25" cols="70" class="et2_fullWidth" multiline="true" height="500"/>
 		</vbox>
 	</template>
 	<template id ="admin.mainscreen_message.loginscreen" version="18.1">
 		<vbox>
-			<htmlarea id="html_loginscreen" height="500" width="100%" disabled="!$cont[html]"/>
+			<htmlarea id="html_loginscreen" height="500" width="100%" disabled="!$cont[html]" valid_children="+body[style]"/>
 			<textbox id="text_loginscreen" disabled="$cont[html]" rows="25" cols="70" class="et2_fullWidth" multiline="true" height="500"/>
 		</vbox>
 	</template>
diff --git a/api/js/etemplate/et2_widget_htmlarea.js b/api/js/etemplate/et2_widget_htmlarea.js
index 2320b643da..1a1a58e6b7 100644
--- a/api/js/etemplate/et2_widget_htmlarea.js
+++ b/api/js/etemplate/et2_widget_htmlarea.js
@@ -70,9 +70,15 @@ var et2_htmlarea = (function(){ "use strict"; return et2_editableWidget.extend([
 		},
 		statusbar: {
 			name: "Status bar",
-			description: "Enable/disable status bar on the bottom of ediotr",
+			description: "Enable/disable status bar on the bottom of editor",
 			type: "boolean",
 			default: true
+		},
+		valid_children: {
+			name: "Valid children",
+			description: "Enables to control what child tag is allowed or not allowed of the present tag. For instance: +body[style], makes style tag allowed inside body",
+			type: "string",
+			default: ""
 		}
 	},
 
@@ -143,6 +149,7 @@ var et2_htmlarea = (function(){ "use strict"; return et2_editableWidget.extend([
 			images_upload_handler: this.options.images_upload_handler,
 			init_instance_callback : jQuery.proxy(this._instanceIsReady, this),
 			auto_focus: false,
+			valid_children : this.options.valid_children,
 			plugins: [
 				"print searchreplace autolink directionality ",
 				"visualblocks visualchars image link media template ",