fixed issue with empty spots

web/quilt/quilt.js

@@ -49,7 +49,7 @@ xhr.onload = function() {
 			NAVI.classList.add("quiltnavigation");
 			
 			var up = grid.find((element) => element.x == found.x+1 && element.y == found.y );
-			if(up){
+			if(up && up.link != "empty"){
 				var UP = document.createElement('a'); 
 				UP.title = up.name;
 				UP.href = up.link;
@@ -61,7 +61,7 @@ xhr.onload = function() {
 
 		
 			var left = grid.find((element) => element.x == found.x && element.y == found.y-1 );
-			if(left){
+			if(left && up.left != "empty"){
 				var LEFT = document.createElement('a'); 
 				LEFT.title = left.name;
 				LEFT.href = left.link;
@@ -82,7 +82,7 @@ xhr.onload = function() {
 			NAVI.append(CENTER);
 					
 			var right = grid.find((element) => element.x == found.x && element.y == found.y+1 );
-			if(right){
+			if(right && right.link != "empty"){
 				var RIGHT = document.createElement('a'); 
 				RIGHT.title = right.name;
 				RIGHT.href = right.link;
@@ -93,7 +93,7 @@ xhr.onload = function() {
 			}
 			
 			var down = grid.find((element) => element.x == found.x-1 && element.y == found.y );
-			if(down){
+			if(down && down.link != "empty"){
 				var DOWN = document.createElement('a'); 
 				DOWN.title = down.name;
 				DOWN.href = down.link;