diff --git a/common/Native/native.js b/common/Native/native.js
index c1294bbd7a..b0b79f1971 100644
--- a/common/Native/native.js
+++ b/common/Native/native.js
@@ -277,9 +277,9 @@ function NativeCreateApi(options)
 				Api.setOpenedAt(options["documentLayout"]["openedAt"]);
 			if (options && options["documentLayout"] && undefined !== options["documentLayout"]["headingsColor"])
 			{
-				let rgba = AscCommon.RgbaTextToRGBA(options["documentLayout"]["headingsColor"]);
-				if (AscWord && AscWord.setDefaultHeadingColor)
-					AscWord.setDefaultHeadingColor(rgba.R, rgba.G, rgba.B);
+				let rgba = window["AscCommon"]["RgbaTextToRGBA"](options["documentLayout"]["headingsColor"]);
+				if (window["AscWord"] && window["AscWord"]["setDefaultHeadingColor"])
+					window["AscWord"]["setDefaultHeadingColor"](rgba.R, rgba.G, rgba.B);
 			}
 			break;
 		}
diff --git a/common/skin.js b/common/skin.js
index 6445897b4b..131f78b306 100644
--- a/common/skin.js
+++ b/common/skin.js
@@ -587,7 +587,7 @@ window['AscCommon'].RgbaHexToRGBA = function(color)
 
 	return ret;
 };
-window['AscCommon'].RgbaTextToRgbaHex = function(color)
+window['AscCommon']['RgbaTextToRgbaHex'] = window['AscCommon'].RgbaTextToRgbaHex = function(color)
 {
 	var toHex = function (c) {
 		var res = Number(c).toString(16);
@@ -619,7 +619,7 @@ window['AscCommon'].RgbaTextToRgbaHex = function(color)
 
 	return "#" + toHex(r) + toHex(g) + toHex(b);
 };
-window['AscCommon'].RgbaTextToRGBA = function(rgbStr)
+window['AscCommon']['RgbaTextToRGBA'] = window['AscCommon'].RgbaTextToRGBA = function(rgbStr)
 {
 	try
 	{
diff --git a/word/Editor/Styles/default-styles.js b/word/Editor/Styles/default-styles.js
index 8a1071d071..0380d8f8ea 100644
--- a/word/Editor/Styles/default-styles.js
+++ b/word/Editor/Styles/default-styles.js
@@ -1248,5 +1248,5 @@
 	AscWord.DEFAULT_FONT           = DEFAULT_FONT;
 	AscWord.getDefaultStyleObject  = getDefaultStyleObject;
 	AscWord.getDefaultStyleName    = getDefaultStyleName;
-	AscWord.setDefaultHeadingColor = setDefaultHeadingColor;
+	AscWord["setDefaultHeadingColor"] = AscWord.setDefaultHeadingColor = setDefaultHeadingColor;
 })(window);