diff --git a/Models/Instruments/MCDU1/PERF/CLB/CLB.xml b/Models/Instruments/MCDU1/PERF/CLB/CLB.xml
index 11cc7d96..99db7981 100644
--- a/Models/Instruments/MCDU1/PERF/CLB/CLB.xml
+++ b/Models/Instruments/MCDU1/PERF/CLB/CLB.xml
@@ -95,6 +95,51 @@
 		</font-resolution>
 	</text>
 	
+	<text>
+		<name>actmode3</name>
+		<offsets>
+			<x-m>-0.001</x-m>
+			<y-m>-0.045</y-m>
+			<z-m>0.0705</z-m>
+		</offsets>
+		<alignment>left-center</alignment>
+		<axis-alignment>yz-plane</axis-alignment>
+		<type type="string">text-value</type>
+		<format type="string">SELECTED</format>
+		<truncate type="bool">false</truncate>
+		<font type="string">BoeingCDU-Large.ttf</font>
+		<property>autopilot/serviceable</property>
+		<draw-text type="bool">true</draw-text>
+		<draw-alignment type="bool">false</draw-alignment>
+		<draw-boundingbox type="bool">false</draw-boundingbox>
+		<character-size>0.0040</character-size>
+		<font-resolution>
+			<width type="int">64</width>
+			<height type="int">64</height>
+		</font-resolution>
+	</text>
+	
+	<animation>
+		<type>select</type>
+		<object-name>actmode2</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>1</value>
+			</equals>
+		</condition>
+	</animation>
+	<animation>
+		<type>select</type>
+		<object-name>actmode3</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>0</value>
+			</equals>
+		</condition>
+	</animation>
+	
 	<text>
 		<name>timedest</name>
 		<offsets>
@@ -457,6 +502,7 @@
 		<object-name>previous</object-name>
 		<object-name>phase2</object-name>
 		<object-name>timedest</object-name>
+		<object-name>presel</object-name>
         <diffuse>
             <red>1</red>
             <green>1</green>
@@ -484,6 +530,7 @@
         <type>material</type>
 		<object-name>efob2</object-name>
 		<object-name>actmode2</object-name>
+		<object-name>actmode3</object-name>
 		<object-name>timedest2</object-name>
         <diffuse>
             <red>0.2</red>
diff --git a/Models/Instruments/MCDU1/PERF/CRZ/CRZ.xml b/Models/Instruments/MCDU1/PERF/CRZ/CRZ.xml
index 0cdbe6e3..2b41f417 100644
--- a/Models/Instruments/MCDU1/PERF/CRZ/CRZ.xml
+++ b/Models/Instruments/MCDU1/PERF/CRZ/CRZ.xml
@@ -48,7 +48,7 @@
 	</text>
 	
 	<text>
-		<name>actmode3</name>
+		<name>actmode</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -72,7 +72,7 @@
 	</text>
 	
 	<text>
-		<name>actmode4</name>
+		<name>actmode2</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -95,6 +95,51 @@
 		</font-resolution>
 	</text>
 	
+	<text>
+		<name>actmode3</name>
+		<offsets>
+			<x-m>-0.001</x-m>
+			<y-m>-0.045</y-m>
+			<z-m>0.0705</z-m>
+		</offsets>
+		<alignment>left-center</alignment>
+		<axis-alignment>yz-plane</axis-alignment>
+		<type type="string">text-value</type>
+		<format type="string">SELECTED</format>
+		<truncate type="bool">false</truncate>
+		<font type="string">BoeingCDU-Large.ttf</font>
+		<property>autopilot/serviceable</property>
+		<draw-text type="bool">true</draw-text>
+		<draw-alignment type="bool">false</draw-alignment>
+		<draw-boundingbox type="bool">false</draw-boundingbox>
+		<character-size>0.0040</character-size>
+		<font-resolution>
+			<width type="int">64</width>
+			<height type="int">64</height>
+		</font-resolution>
+	</text>
+	
+	<animation>
+		<type>select</type>
+		<object-name>actmode2</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>1</value>
+			</equals>
+		</condition>
+	</animation>
+	<animation>
+		<type>select</type>
+		<object-name>actmode3</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>0</value>
+			</equals>
+		</condition>
+	</animation>
+	
 	<text>
 		<name>timedest3</name>
 		<offsets>
@@ -192,7 +237,7 @@
 	</text>
 	
 	<text>
-		<name>ci5</name>
+		<name>ci</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -216,7 +261,7 @@
 	</text>
 	
 	<text>
-		<name>ci6</name>
+		<name>ci2</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -239,7 +284,7 @@
 		</font-resolution>
 	</text>
 	<text>
-		<name>ci7</name>
+		<name>ci3</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -264,14 +309,14 @@
 	
 	<animation>
 		<type>select</type>
-		<object-name>ci6</object-name>
+		<object-name>ci2</object-name>
 		<condition>
 			<not><property>/FMGC/internal/cost-index-set</property></not>
 		</condition>
 	</animation>
 	<animation>
 		<type>select</type>
-		<object-name>ci7</object-name>
+		<object-name>ci3</object-name>
 		<condition>
 			<property>/FMGC/internal/cost-index-set</property>
 		</condition>
@@ -520,9 +565,9 @@
     <animation>
         <type>material</type>
 		<object-name>page</object-name>
-		<object-name>actmode3</object-name>
+		<object-name>actmode</object-name>
 		<object-name>managed2</object-name>
-		<object-name>ci5</object-name>
+		<object-name>ci</object-name>
 		<object-name>efob3</object-name>
 		<object-name>next2</object-name>
 		<object-name>phase3</object-name>
@@ -558,7 +603,8 @@
 	<animation>
         <type>material</type>
 		<object-name>efob4</object-name>
-		<object-name>actmode4</object-name>
+		<object-name>actmode2</object-name>
+		<object-name>actmode3</object-name>
 		<object-name>timedest4</object-name>
         <diffuse>
             <red>0.2</red>
@@ -586,8 +632,8 @@
 	<animation>
         <type>material</type>
 		<object-name>presel4</object-name>
-		<object-name>ci6</object-name>
-		<object-name>ci7</object-name>
+		<object-name>ci2</object-name>
+		<object-name>ci3</object-name>
 		<object-name>descabinrate</object-name>
         <diffuse>
             <red>0</red>
diff --git a/Models/Instruments/MCDU2/PERF/CLB/CLB.xml b/Models/Instruments/MCDU2/PERF/CLB/CLB.xml
index 11cc7d96..99db7981 100644
--- a/Models/Instruments/MCDU2/PERF/CLB/CLB.xml
+++ b/Models/Instruments/MCDU2/PERF/CLB/CLB.xml
@@ -95,6 +95,51 @@
 		</font-resolution>
 	</text>
 	
+	<text>
+		<name>actmode3</name>
+		<offsets>
+			<x-m>-0.001</x-m>
+			<y-m>-0.045</y-m>
+			<z-m>0.0705</z-m>
+		</offsets>
+		<alignment>left-center</alignment>
+		<axis-alignment>yz-plane</axis-alignment>
+		<type type="string">text-value</type>
+		<format type="string">SELECTED</format>
+		<truncate type="bool">false</truncate>
+		<font type="string">BoeingCDU-Large.ttf</font>
+		<property>autopilot/serviceable</property>
+		<draw-text type="bool">true</draw-text>
+		<draw-alignment type="bool">false</draw-alignment>
+		<draw-boundingbox type="bool">false</draw-boundingbox>
+		<character-size>0.0040</character-size>
+		<font-resolution>
+			<width type="int">64</width>
+			<height type="int">64</height>
+		</font-resolution>
+	</text>
+	
+	<animation>
+		<type>select</type>
+		<object-name>actmode2</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>1</value>
+			</equals>
+		</condition>
+	</animation>
+	<animation>
+		<type>select</type>
+		<object-name>actmode3</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>0</value>
+			</equals>
+		</condition>
+	</animation>
+	
 	<text>
 		<name>timedest</name>
 		<offsets>
@@ -457,6 +502,7 @@
 		<object-name>previous</object-name>
 		<object-name>phase2</object-name>
 		<object-name>timedest</object-name>
+		<object-name>presel</object-name>
         <diffuse>
             <red>1</red>
             <green>1</green>
@@ -484,6 +530,7 @@
         <type>material</type>
 		<object-name>efob2</object-name>
 		<object-name>actmode2</object-name>
+		<object-name>actmode3</object-name>
 		<object-name>timedest2</object-name>
         <diffuse>
             <red>0.2</red>
diff --git a/Models/Instruments/MCDU2/PERF/CRZ/CRZ.xml b/Models/Instruments/MCDU2/PERF/CRZ/CRZ.xml
index 0cdbe6e3..2b41f417 100644
--- a/Models/Instruments/MCDU2/PERF/CRZ/CRZ.xml
+++ b/Models/Instruments/MCDU2/PERF/CRZ/CRZ.xml
@@ -48,7 +48,7 @@
 	</text>
 	
 	<text>
-		<name>actmode3</name>
+		<name>actmode</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -72,7 +72,7 @@
 	</text>
 	
 	<text>
-		<name>actmode4</name>
+		<name>actmode2</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -95,6 +95,51 @@
 		</font-resolution>
 	</text>
 	
+	<text>
+		<name>actmode3</name>
+		<offsets>
+			<x-m>-0.001</x-m>
+			<y-m>-0.045</y-m>
+			<z-m>0.0705</z-m>
+		</offsets>
+		<alignment>left-center</alignment>
+		<axis-alignment>yz-plane</axis-alignment>
+		<type type="string">text-value</type>
+		<format type="string">SELECTED</format>
+		<truncate type="bool">false</truncate>
+		<font type="string">BoeingCDU-Large.ttf</font>
+		<property>autopilot/serviceable</property>
+		<draw-text type="bool">true</draw-text>
+		<draw-alignment type="bool">false</draw-alignment>
+		<draw-boundingbox type="bool">false</draw-boundingbox>
+		<character-size>0.0040</character-size>
+		<font-resolution>
+			<width type="int">64</width>
+			<height type="int">64</height>
+		</font-resolution>
+	</text>
+	
+	<animation>
+		<type>select</type>
+		<object-name>actmode2</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>1</value>
+			</equals>
+		</condition>
+	</animation>
+	<animation>
+		<type>select</type>
+		<object-name>actmode3</object-name>
+		<condition>
+			<equals>
+				<property>/it-autoflight/input/spd-managed</property>
+				<value>0</value>
+			</equals>
+		</condition>
+	</animation>
+	
 	<text>
 		<name>timedest3</name>
 		<offsets>
@@ -192,7 +237,7 @@
 	</text>
 	
 	<text>
-		<name>ci5</name>
+		<name>ci</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -216,7 +261,7 @@
 	</text>
 	
 	<text>
-		<name>ci6</name>
+		<name>ci2</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -239,7 +284,7 @@
 		</font-resolution>
 	</text>
 	<text>
-		<name>ci7</name>
+		<name>ci3</name>
 		<offsets>
 			<x-m>-0.001</x-m>
 			<y-m>-0.045</y-m>
@@ -264,14 +309,14 @@
 	
 	<animation>
 		<type>select</type>
-		<object-name>ci6</object-name>
+		<object-name>ci2</object-name>
 		<condition>
 			<not><property>/FMGC/internal/cost-index-set</property></not>
 		</condition>
 	</animation>
 	<animation>
 		<type>select</type>
-		<object-name>ci7</object-name>
+		<object-name>ci3</object-name>
 		<condition>
 			<property>/FMGC/internal/cost-index-set</property>
 		</condition>
@@ -520,9 +565,9 @@
     <animation>
         <type>material</type>
 		<object-name>page</object-name>
-		<object-name>actmode3</object-name>
+		<object-name>actmode</object-name>
 		<object-name>managed2</object-name>
-		<object-name>ci5</object-name>
+		<object-name>ci</object-name>
 		<object-name>efob3</object-name>
 		<object-name>next2</object-name>
 		<object-name>phase3</object-name>
@@ -558,7 +603,8 @@
 	<animation>
         <type>material</type>
 		<object-name>efob4</object-name>
-		<object-name>actmode4</object-name>
+		<object-name>actmode2</object-name>
+		<object-name>actmode3</object-name>
 		<object-name>timedest4</object-name>
         <diffuse>
             <red>0.2</red>
@@ -586,8 +632,8 @@
 	<animation>
         <type>material</type>
 		<object-name>presel4</object-name>
-		<object-name>ci6</object-name>
-		<object-name>ci7</object-name>
+		<object-name>ci2</object-name>
+		<object-name>ci3</object-name>
 		<object-name>descabinrate</object-name>
         <diffuse>
             <red>0</red>
diff --git a/Nasal/FMGC.nas b/Nasal/FMGC.nas
index 319dfd62..4d663665 100644
--- a/Nasal/FMGC.nas
+++ b/Nasal/FMGC.nas
@@ -115,6 +115,7 @@ var phasecheck = maketimer(0.2, func {
 	
 	if ((((n1_left >= 85) and (n1_right >= 85)) or (gs > 90 )) and flaps < 4 and (mode == "SRS")) {
 		setprop("/FMGC/status/phase", "1");
+		setprop("/systems/pressurization/mode", "TO");
 	}
 	
 	if ((aglalt >= reduc_agl_ft) and (alt <= cruiseft) and (phase == "1") and (phase != "4") and (mode != "SRS")) {
@@ -128,6 +129,7 @@ var phasecheck = maketimer(0.2, func {
 	
 	if (alt <= cruiseft and (mode == "DES" or mode == "OP DES") and phase == "3") {
 		setprop("/FMGC/status/phase", "4");
+		setprop("/systems/pressurization/mode", "DE");
 	}
 	
 	if (getprop("/FMGC/status/to-state") == 0 and flaps >= 3 and ((phase == "3") or (phase == "4")) and alt < 7200) {
@@ -177,10 +179,10 @@ var phasecheck = maketimer(0.2, func {
 		setprop("/FMGC/internal/minspeed", 159);
 	} else if (flap == 4) {
 		setprop("/FMGC/internal/overspeed", 174);
-		setprop("/FMGC/internal/minspeed", 146);
+		setprop("/FMGC/internal/minspeed", 149);
 	} else if (flap == 5) {
 		setprop("/FMGC/internal/overspeed", 163);
-		setprop("/FMGC/internal/minspeed", 136);
+		setprop("/FMGC/internal/minspeed", 139);
 	}
 });
 
diff --git a/Nasal/MCDU/MCDU1.nas b/Nasal/MCDU/MCDU1.nas
index d92a0c38..16c50ef9 100644
--- a/Nasal/MCDU/MCDU1.nas
+++ b/Nasal/MCDU/MCDU1.nas
@@ -53,41 +53,58 @@ var lskbutton = func(btn) {
 			setprop("/MCDU[0]/scratchpad-msg", "1");
 			setprop("/MCDU[0]/scratchpad", "GPS PRIMARY");
 		} else if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("L1");
+			perfTOInput("L1");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("L1");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "2") {
 		if (getprop("/MCDU[0]/page") == "INITA") {
 			PerfInput("L2");
 		} else if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("L2");
+			perfTOInput("L2");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("L2");
+		} else if (getprop("/MCDU[0]/page") == "CLB") {
+			initInputA("L5"); # Does the same thing as on the INIT page
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "3") {
 		if (getprop("/MCDU[0]/page") == "INITA") {
 			initInputA("L3");
 		} else if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("L3");
+			perfTOInput("L3");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("L3");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "4") {
 		if (getprop("/MCDU[0]/page") == "DATA") {
 			setprop("/MCDU[0]/page", "STATUS");
 		} else if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("L4");
+			perfTOInput("L4");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("L4");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "5") {
 		if (getprop("/MCDU[0]/page") == "INITA") {
 			initInputA("L5");
 		} else if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("L5");
+			perfTOInput("L5");
 		} else if (getprop("/MCDU[0]/page") == "CLB") {
 			perfCLBInput("L5");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "6") {
 		if (getprop("/MCDU[0]/page") == "INITA") {
@@ -96,6 +113,9 @@ var lskbutton = func(btn) {
 			perfCLBInput("L6");
 		} else if (getprop("/MCDU[0]/page") == "CRZ") {
 			perfCRZInput("L6");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	}
 }
@@ -110,37 +130,53 @@ var rskbutton = func(btn) {
 			initInputA("R1");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("R1");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "2") {
 		if (getprop("/MCDU[0]/page") == "INITB") {
 			initInputB("R2");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("R2");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "3") {
 		if (getprop("/MCDU[0]/page") == "INITA") {
 			initInputA("R3");
 		} else if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("R3");
+			perfTOInput("R3");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "4") {
 		if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("R4");
+			perfTOInput("R4");
 		} else if (getprop("/MCDU[0]/page") == "RADNAV") {
 			radnavInput("R4");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "5") {
 		if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("R5");
+			perfTOInput("R5");
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "6") {
 		if (getprop("/MCDU[0]/page") == "TO") {
-			PerfTOInput("R6");
+			perfTOInput("R6");
 		} else if (getprop("/MCDU[0]/page") == "CLB") {
 			perfCLBInput("R6");
-		} # else if (getprop("/MCDU[0]/page") == "CRZ") {
-			# perfCRZInput("R6");
-		#}
+		} else {
+			setprop("/MCDU[0]/scratchpad-msg", "1");
+			setprop("/MCDU[0]/scratchpad", "NOT ALLOWED");
+		}
 	}
 }
 
@@ -434,7 +470,7 @@ var initInputB = func(key) {
 	}
 }
 
-var PerfTOInput = func(key) {
+var perfTOInput = func(key) {
 	var scratchpad = getprop("/MCDU[0]/scratchpad");
 	if (key == "L1") {
 		if (scratchpad == "CLR") {
diff --git a/Nasal/MCDU/MCDU2.nas b/Nasal/MCDU/MCDU2.nas
index a03d800d..79981f52 100644
--- a/Nasal/MCDU/MCDU2.nas
+++ b/Nasal/MCDU/MCDU2.nas
@@ -53,41 +53,58 @@ var lskbutton = func(btn) {
 			setprop("/MCDU[1]/scratchpad-msg", "1");
 			setprop("/MCDU[1]/scratchpad", "GPS PRIMARY");
 		} else if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("L1");
+			perfTOInput("L1");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("L1");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "2") {
 		if (getprop("/MCDU[1]/page") == "INITA") {
 			PerfInput("L2");
 		} else if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("L2");
+			perfTOInput("L2");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("L2");
+		} else if (getprop("/MCDU[1]/page") == "CLB") {
+			initInputA("L5"); # Does the same thing as on the INIT page
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "3") {
 		if (getprop("/MCDU[1]/page") == "INITA") {
 			initInputA("L3");
 		} else if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("L3");
+			perfTOInput("L3");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("L3");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "4") {
 		if (getprop("/MCDU[1]/page") == "DATA") {
 			setprop("/MCDU[1]/page", "STATUS");
 		} else if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("L4");
+			perfTOInput("L4");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("L4");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "5") {
 		if (getprop("/MCDU[1]/page") == "INITA") {
 			initInputA("L5");
 		} else if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("L5");
+			perfTOInput("L5");
 		} else if (getprop("/MCDU[1]/page") == "CLB") {
 			perfCLBInput("L5");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "6") {
 		if (getprop("/MCDU[1]/page") == "INITA") {
@@ -96,6 +113,9 @@ var lskbutton = func(btn) {
 			perfCLBInput("L6");
 		} else if (getprop("/MCDU[1]/page") == "CRZ") {
 			perfCRZInput("L6");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	}
 }
@@ -110,37 +130,53 @@ var rskbutton = func(btn) {
 			initInputA("R1");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("R1");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "2") {
 		if (getprop("/MCDU[1]/page") == "INITB") {
 			initInputB("R2");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("R2");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "3") {
 		if (getprop("/MCDU[1]/page") == "INITA") {
 			initInputA("R3");
 		} else if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("R3");
+			perfTOInput("R3");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "4") {
 		if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("R4");
+			perfTOInput("R4");
 		} else if (getprop("/MCDU[1]/page") == "RADNAV") {
 			radnavInput("R4");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "5") {
 		if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("R5");
+			perfTOInput("R5");
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
 		}
 	} else if (btn == "6") {
 		if (getprop("/MCDU[1]/page") == "TO") {
-			PerfTOInput("R6");
+			perfTOInput("R6");
 		} else if (getprop("/MCDU[1]/page") == "CLB") {
 			perfCLBInput("R6");
-		} # else if (getprop("/MCDU[1]/page") == "CRZ") {
-			# perfCRZInput("R6");
-		#}
+		} else {
+			setprop("/MCDU[1]/scratchpad-msg", "1");
+			setprop("/MCDU[1]/scratchpad", "NOT ALLOWED");
+		}
 	}
 }
 
@@ -434,7 +470,7 @@ var initInputB = func(key) {
 	}
 }
 
-var PerfTOInput = func(key) {
+var perfTOInput = func(key) {
 	var scratchpad = getprop("/MCDU[1]/scratchpad");
 	if (key == "L1") {
 		if (scratchpad == "CLR") {