diff --git a/tomcat/webapps/Trawl/infoWindow.js b/tomcat/webapps/Trawl/infoWindow.js
index 74fc822fbd8ce6a09b02166477db81dd1a59448b..c89f59303b1d485346dec5152772563f3aedb892 100644
--- a/tomcat/webapps/Trawl/infoWindow.js
+++ b/tomcat/webapps/Trawl/infoWindow.js
@@ -5,7 +5,7 @@
 // When the user clicks the marker, an info window opens
 
 function initInfo(lati, longi,info) {
-	for(int i=0; i < lati.length; i++){
+	for(var i=0; i < lati.length; i++){
 		
 		// Generate map centred at Great Lakes
 		  var map = new google.maps.Map(document.getElementById('map'), {
diff --git a/tomcat/webapps/Trawl/map.js b/tomcat/webapps/Trawl/map.js
index e128b9d293807a6ceb10ee8140f2b068cd237bee..9195be46251491e89044e67e45d2f95311d970b2 100644
--- a/tomcat/webapps/Trawl/map.js
+++ b/tomcat/webapps/Trawl/map.js
@@ -61,7 +61,7 @@ function changeOpacity() {
 // Input latitude and longitude into map points
 function getPoints(latitude, longitude) {
 	var result = [];
-	for (int i = 0 ; i < latitude.length ; i++) {
+	for (var i = 0 ; i < latitude.length ; i++) {
 		result.push( new google.maps.LatLng(latitude[i], longitude[i]));
 	}