diff --git a/interpreter.d.ts b/interpreter.d.ts
new file mode 100644
index 00000000..2d4a172b
--- /dev/null
+++ b/interpreter.d.ts
@@ -0,0 +1,13 @@
+declare class Interpreter
+{
+	constructor(codeText : string, initFunc : Function);
+
+	OBJECT : Object;
+
+	public step() : void;
+	public createPrimitive(data : any) : Object;
+	public createNativeFunction(func : any) : Object;
+	public createObject(parent : Object) : Object;
+	public setProperty( obj : Object, name : any, value : any, opt_fixed? : boolean, opt_nonenum? : boolean) : void;
+	public getProperty( obj : Object, name : string ) : Object;
+}