diff --git a/new/text_windows.c b/new/text_windows.c
new file mode 100644
index 0000000..e483a95
--- /dev/null
+++ b/new/text_windows.c
@@ -0,0 +1,18 @@
+// 9 april 2015
+#include "uipriv_windows.h"
+
+#define MBTWC(str, wstr, bufsiz) MultiByteToWideChar(CP_UTF8, 0, str, -1, wstr, bufsiz)
+
+WCHAR *toUTF16(const char *str)
+{
+	WCHAR *wstr;
+	int n;
+
+	n = MBTWC(str, NULL, 0);
+	if (n == 0)
+		logLastError("error figuring out number of characters to convert to in toUTF16()");
+	wstr = (WCHAR *) uiAlloc(n * sizeof (WCHAR), "WCHAR[]");
+	if (MBTWC(str, wstr, n) != n)
+		logLastError("error converting from UTF-8 to UTF-16 in toUTF16()");
+	return wstr;
+}
diff --git a/new/uipriv_windows.h b/new/uipriv_windows.h
index 5383b54..99c742b 100644
--- a/new/uipriv_windows.h
+++ b/new/uipriv_windows.h
@@ -47,7 +47,7 @@ extern int nCmdShow;
 extern HFONT hMessageFont;
 extern HWND initialParent;
 
-// util_windows.c
+// text_windows.c
 extern WCHAR *toUTF16(const char *);
 
 // container_windows.c
diff --git a/new/util_windows.c b/new/util_windows.c
index 5034dae..4959a70 100644
--- a/new/util_windows.c
+++ b/new/util_windows.c
@@ -1,22 +1,6 @@
 // 6 april 2015
 #include "uipriv_windows.h"
 
-#define MBTWC(str, wstr, bufsiz) MultiByteToWideChar(CP_UTF8, 0, str, -1, wstr, bufsiz)
-
-WCHAR *toUTF16(const char *str)
-{
-	WCHAR *wstr;
-	int n;
-
-	n = MBTWC(str, NULL, 0);
-	if (n == 0)
-		logLastError("error figuring out number of characters to convert to in toUTF16()");
-	wstr = (WCHAR *) uiAlloc(n * sizeof (WCHAR), "WCHAR[]");
-	if (MBTWC(str, wstr, n) != n)
-		logLastError("error converting from UTF-8 to UTF-16 in toUTF16()");
-	return wstr;
-}
-
 intmax_t uiWindowsWindowTextWidth(HWND hwnd)
 {
 	int len;