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diff --git a/doc/sample/npc_test_func.txt b/doc/sample/npc_test_func.txt
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+//===== Hercules Script =======================================
+//= Sample: Functions
+//===== By: ==================================================
+//= Hercules Dev Team
+//===== Current Version: =====================================
+//= 20131225
+//===== Description: =========================================
+//= Demonstrates use of functions.
+//============================================================
+
+// Define the function func001
+function	script	func001	{
+	mes "Hello there!";
+	next;
+	return;	// Return to script
+}
+
+// Define the function func002
+function	script	func002	{
+	return "I'm a function";
+}
+
+// Uses 3 different methods of displaying dialogue from both internal and external sources.
+prontera,168,189,1	script	Functions	4_F_KAFRA6,{
+	callfunc "func001";      // Calls func001 and displays "Hello there!"
+	mes callfunc("func002"); // Calls func002 and displays "I'm a function"
+	next;
+	callsub L_SUB001;        // Calls the label L_SUB001 and displays "I'm a label"
+	close;
+	end;
+
+L_SUB001:
+	mes "I'm a label";
+	return;
+}