diff --git a/src/context.rs b/src/context.rs
index 9e0b05c..44458b9 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -31,6 +31,9 @@ impl Context{
 		);
 		(Context{dom},crate::runner::instance::Script::new(script_ref),services)
 	}
+	pub fn from_ref(dom:&WeakDom)->&Context{
+		unsafe{&*(dom as *const WeakDom as *const Context)}
+	}
 	pub fn from_mut(dom:&mut WeakDom)->&mut Context{
 		unsafe{&mut *(dom as *mut WeakDom as *mut Context)}
 	}