diff --git a/src/core/component/context.rs b/src/core/component/context.rs
index ae23dbba..011a985e 100644
--- a/src/core/component/context.rs
+++ b/src/core/component/context.rs
@@ -1,5 +1,5 @@
 use crate::base::component::add_base_assets;
-use crate::core::theme::all::{theme_by_single_name, THEME};
+use crate::core::theme::all::{theme_by_single_name, THEME_DEFAULT};
 use crate::core::theme::ThemeRef;
 use crate::html::{html, Assets, HeadScript, HeadStyles, JavaScript, Markup, StyleSheet};
 use crate::locale::{LanguageIdentifier, LANGID_DEFAULT};
@@ -47,7 +47,7 @@ impl Context {
         Context {
             request,
             langid    : &LANGID_DEFAULT,
-            theme     : *THEME,
+            theme     : *THEME_DEFAULT,
             stylesheet: Assets::<StyleSheet>::new(),    // Stylesheets.
             headstyles: Assets::<HeadStyles>::new(),    // Styles in head.
             javascript: Assets::<JavaScript>::new(),    // JavaScripts.
@@ -64,7 +64,7 @@ impl Context {
                 self.langid = langid;
             }
             ContextOp::Theme(theme_name) => {
-                self.theme = theme_by_single_name(theme_name).unwrap_or(*THEME);
+                self.theme = theme_by_single_name(theme_name).unwrap_or(*THEME_DEFAULT);
             }
 
             // Stylesheets.
diff --git a/src/core/theme.rs b/src/core/theme.rs
index 2f2275fe..1925071a 100644
--- a/src/core/theme.rs
+++ b/src/core/theme.rs
@@ -3,6 +3,6 @@ pub use definition::{ThemeRef, ThemeTrait};
 
 mod regions;
 pub(crate) use regions::ComponentsInRegions;
-pub use regions::{add_component_in, Region};
+pub use regions::InRegion;
 
 pub(crate) mod all;
diff --git a/src/core/theme/all.rs b/src/core/theme/all.rs
index 29f7c6f7..51e9a556 100644
--- a/src/core/theme/all.rs
+++ b/src/core/theme/all.rs
@@ -10,7 +10,7 @@ pub static THEMES: LazyStatic<RwLock<Vec<ThemeRef>>> = LazyStatic::new(|| RwLock
 
 // DEFAULT THEME ***********************************************************************************
 
-pub static THEME: LazyStatic<ThemeRef> =
+pub static THEME_DEFAULT: LazyStatic<ThemeRef> =
     LazyStatic::new(|| match theme_by_single_name(&config::SETTINGS.app.theme) {
         Some(theme) => theme,
         None => &crate::base::theme::Inception,
diff --git a/src/core/theme/regions.rs b/src/core/theme/regions.rs
index 4e93a4fe..4c18ec7f 100644
--- a/src/core/theme/regions.rs
+++ b/src/core/theme/regions.rs
@@ -39,23 +39,33 @@ impl ComponentsInRegions {
     }
 }
 
-pub enum Region {
+pub enum InRegion {
+    Content,
     Named(&'static str),
-    OfTheme(ThemeRef, &'static str),
+    OfTheme(&'static str, ThemeRef),
 }
 
-pub fn add_component_in(region: Region, arc: ArcAnyComponent) {
-    match region {
-        Region::Named(name) => {
-            COMMON_REGIONS.write().unwrap().add_component_in(name, arc);
-        }
-        Region::OfTheme(theme, region) => {
-            let mut regions = THEME_REGIONS.write().unwrap();
-            if let Some(r) = regions.get_mut(&theme.type_id()) {
-                r.add_component_in(region, arc);
-            } else {
-                regions.insert(theme.type_id(), ComponentsInRegions::new(region, arc));
+impl InRegion {
+    pub fn add_component(&self, arc: ArcAnyComponent) -> &Self {
+        match self {
+            InRegion::Content => {
+                COMMON_REGIONS
+                    .write()
+                    .unwrap()
+                    .add_component_in("content", arc);
+            }
+            InRegion::Named(name) => {
+                COMMON_REGIONS.write().unwrap().add_component_in(name, arc);
+            }
+            InRegion::OfTheme(region, theme) => {
+                let mut regions = THEME_REGIONS.write().unwrap();
+                if let Some(r) = regions.get_mut(&theme.type_id()) {
+                    r.add_component_in(region, arc);
+                } else {
+                    regions.insert(theme.type_id(), ComponentsInRegions::new(region, arc));
+                }
             }
         }
+        self
     }
 }