Index: binaries/data/mods/public/gui/credits/texts/programming.json
===================================================================
--- binaries/data/mods/public/gui/credits/texts/programming.json
+++ binaries/data/mods/public/gui/credits/texts/programming.json
@@ -251,6 +251,7 @@
 				{ "nick": "vts", "name": "Jeroen DR" },
 				{ "nick": "wacko", "name": "Andrew Spiering" },
 				{ "nick": "WhiteTreePaladin", "name": "Brian Ashley" },
+				{ "nick": "wowka", "name": "Vladimir Nikitin"},
 				{ "nick": "wraitii", "name": "Lancelot de Ferrière le Vayer" },
 				{ "nick": "Xentelian", "name": "Mark Strawson" },
 				{ "nick": "Xienen", "name": "Dayle Flowers" },
Index: binaries/data/mods/public/gui/session/developer_overlay/DeveloperOverlayCheckbox.js
===================================================================
--- binaries/data/mods/public/gui/session/developer_overlay/DeveloperOverlayCheckbox.js
+++ binaries/data/mods/public/gui/session/developer_overlay/DeveloperOverlayCheckbox.js
@@ -33,6 +33,12 @@
 	update()
 	{
 		this.checkbox.checked = this.handler.checked();
+
+		if (this.handler.enabled) {
+			let isEnabled = this.handler.enabled();
+			this.checkbox.enabled = isEnabled;
+			this.checkbox.hidden = !isEnabled;
+		}
 	}
 
 	setHidden(hidden)
Index: binaries/data/mods/public/gui/session/developer_overlay/DeveloperOverlayCheckboxes.js
===================================================================
--- binaries/data/mods/public/gui/session/developer_overlay/DeveloperOverlayCheckboxes.js
+++ binaries/data/mods/public/gui/session/developer_overlay/DeveloperOverlayCheckboxes.js
@@ -23,6 +23,11 @@
 		});
 	}
 
+	enabled()
+	{
+		return Engine.GetPlayerID() != -1;
+	}
+
 	checked()
 	{
 		let playerState = g_SimState.players[g_ViewedPlayer];