public void setAdjacent(){
		Node temp = null;
		temp = findNode(x+10, y);
		if(temp != null && temp.isWalkable()==true){
			rightNode = temp;
			adjacentNodes.add(rightNode);
		}
		//Left adjacent node
		temp = findNode(x-10, y);
		if(temp != null && temp.isWalkable()==true) {
			leftNode = temp;
			adjacentNodes.add(leftNode);
		}
		//above node
		temp = findNode(x, y+10);
		if(temp != null && temp.isWalkable()==true){
			topNode = temp;
			adjacentNodes.add(topNode);
		}
		//Bottom node
		temp = findNode(x, y-10);
		if(temp != null && temp.isWalkable()==true){
			bottomNode = temp;
			adjacentNodes.add(bottomNode);
		}
	}