egun switch display from permanent to only during HV mode

SDS_status_main.php

@@ -1460,20 +1460,21 @@ placePicWithLink(498, 501, $pic . ".png", 80, "status high-voltage grounding swi
 
 
 // ########## EGUN COUPLING SWITCH ##########
-$switch_status = $adeiValue[46][0];
-$laser_status = $adeiValue[47][0];
-$switch_name = "egunSwitch";
-$egun_name = "egun";
-
-if ($switch_status == 1) $switch_name = $switch_name . "HV";
-else $switch_name = $switch_name . "GND";
-placePicWithLink(415, 325, $switch_name . ".png", 90, "status egun coupling switch", $adeiChannel[46][0]);
-
-
-if ($laser_status > 2 ) $egun_name = $egun_name . "On";
-else $egun_name = $egun_name . "Off";
-placePicWithLink(431, 300, $egun_name . ".png", 30, "status egun operation", $adeiChannel[47][0]);
-
+if ($MSmode == 5) // only display in MS operation mode High-Voltage
+  {
+    $switch_status = $adeiValue[46][0];
+	$laser_status = $adeiValue[47][0];
+	$switch_name = "egunSwitch";
+	$egun_name = "egun";
+
+	if ($switch_status == 1) $switch_name = $switch_name . "HV";
+	else $switch_name = $switch_name . "GND";
+	placePicWithLink(415, 325, $switch_name . ".png", 90, "status egun coupling switch", $adeiChannel[46][0]);
+
+	if ($laser_status > 2 ) $egun_name = $egun_name . "On";
+	else $egun_name = $egun_name . "Off";
+	placePicWithLink(431, 300, $egun_name . ".png", 30, "status egun operation", $adeiChannel[47][0]);
+  }
 
 
 // ########## MONITOR SPECTROMETR COUPLING STATUS ##########