diff --git a/libs/core.js b/libs/core.js
index 65a618bf..354cf751 100644
--- a/libs/core.js
+++ b/libs/core.js
@@ -402,9 +402,10 @@ core.prototype._forwardFunc = function (name, funcname) {
         main.log("Error in forwarding "+funcname+" from "+name+"!");
         return;
     }
-    core[funcname] = function () {
-        return core[name][funcname].apply(core[name], arguments);
-    }
+    var parameterInfo = /^\s*function\s*[\w_$]*\(([\w_,$ \n]*)\)\s*\{/.exec(core[name][funcname].toString());
+    var parameters = (parameterInfo==null?"":parameterInfo[1]).replace(/\s*/g, '').replace(/,/g, ', ');
+    // core[funcname] = new Function(parameters, "return core."+name+"."+funcname+"("+parameters+");");
+    eval("core."+funcname+" = function ("+parameters+") {\n\treturn core."+name+"."+funcname+"("+parameters+");\n}");
 }
 
 /**