diff --git a/public_html/gmap.html b/public_html/gmap.html
index c524bad..7f311ed 100644
--- a/public_html/gmap.html
+++ b/public_html/gmap.html
@@ -55,5 +55,10 @@
 				<div id="plane_extension"></div>
 			</div>
 		</div>
+		<div id="SpecialSquawkWarning">
+		    <b>Squak 7x00 is reported and shown.</b><br>
+            This is most likely an error in reciving or decoding.<br>
+            Please do not call the local authorities, they already know about it if it is valid squak.
+		</div>
 	</body>
 </html>
diff --git a/public_html/script.js b/public_html/script.js
index 3f31e20..69016d2 100644
--- a/public_html/script.js
+++ b/public_html/script.js
@@ -5,6 +5,7 @@ var PlanesOnMap   = 0;
 var PlanesOnTable = 0;
 var PlanesToReap  = 0;
 var SelectedPlane = null;
+var SpecialSqawk  = false;
 
 var iSortCol=-1;
 var bSortASC=true;
@@ -19,6 +20,7 @@ ZoomLvl   = Number(localStorage['ZoomLvl']) || CONST_ZOOMLVL;
 function fetchData() {
 	$.getJSON('/dump1090/data.json', function(data) {
 		PlanesOnMap = 0
+		SpecialSquawk = false;
 		
 		// Loop through all the planes in the data packet
 		for (var j=0; j < data.length; j++) {
@@ -29,6 +31,16 @@ function fetchData() {
 			} else {
 				var plane = jQuery.extend(true, {}, planeObject);
 			}
+			
+			/* For special squawk tests
+			if (data[j].hex == '48413x') {
+            	data[j].squawk = '7700';
+            } //*/
+            
+            // Set SpecialSquawk-value
+            if (data[j].squawk == '7500' || data[j].squawk == '7600' || data[j].squawk == '7700') {
+                SpecialSquawk = true;
+            }
 
 			// Call the function update
 			plane.funcUpdateData(data[j]);
@@ -38,9 +50,6 @@ function fetchData() {
 		}
 
 		PlanesOnTable = data.length;
-		
-		/* For special squawk tests */
-    	//Planes['867840'].squawk = '7700';
 	});
 }
 
@@ -455,6 +464,12 @@ function refreshTableInfo() {
 
 	document.getElementById('planes_table').innerHTML = html;
 
+	if (SpecialSquawk) {
+    	$('#SpecialSquawkWarning').css('display', 'inline');
+    } else {
+        $('#SpecialSquawkWarning').css('display', 'none');
+    }
+
 	// Click event for table
 	$('#planes_table').find('tr').click( function(){
 		var hex = $(this).find('td:first').text();
diff --git a/public_html/style.css b/public_html/style.css
index 9251b27..63d0a45 100644
--- a/public_html/style.css
+++ b/public_html/style.css
@@ -7,7 +7,12 @@ div#map_canvas        { height: 100%; margin-right: 420px; }
 
 div#sidebar_container { float: left; width: 410px; margin-left: -410px; height: 100%; overflow: auto; }
 
-table#optionsTabs { width: 100%; font-size: small; font-family: monospace; background-color: #ddd; border: 1px; border-color: #000000;}
+div#SpecialSquawkWarning { position: absolute; bottom: 25px; right: 430px; border: 2px solid red;
+    background-color: #FFFFA3; opacity: 0.75; filter:alpha(opacity=75); padding: 5px;
+    display: none; text-align: center; }
+
+table#optionsTabs { width: 100%; font-size: small; font-family: monospace; background-color: #ddd;
+    border: 1px; border-color: #000000;}
 
 #tableinfo { font-size: x-small; font-family: monospace; }
 #sudo_buttons { font-size: x-small; font-family: monospace; }