diff --git a/src/simulscene.cpp b/src/simulscene.cpp
index d0ad8cf..014f2a9 100644
--- a/src/simulscene.cpp
+++ b/src/simulscene.cpp
@@ -63,9 +63,22 @@ SimulScene::SimulScene ( QObject* parent ) : QGraphicsScene ( parent ) {
 
 	setFlightPathVisible();
 
-	/*addLine(0,-298,0,298,QPen(Qt::green, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
-	addLine(-398,0,398,0,QPen(Qt::green, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
-	
+	int coordinateLenth = 100;
+	addLine(0,0,coordinateLenth,0,QPen(Qt::darkMagenta, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+	addLine(coordinateLenth - 10,-5,coordinateLenth,0,QPen(Qt::darkMagenta, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+	addLine(coordinateLenth - 10,5,coordinateLenth,0,QPen(Qt::darkMagenta, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+	QGraphicsSimpleTextItem* xText = addSimpleText("x");
+	xText->setPos(coordinateLenth - 18, -16);
+	xText -> setPen(QPen(Qt::darkMagenta, 1, Qt::SolidLine));
+
+	addLine(0,0,0,coordinateLenth,QPen(Qt::darkMagenta , 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+	addLine(-5,coordinateLenth - 10,0,coordinateLenth,QPen(Qt::darkMagenta, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+	addLine(5,coordinateLenth - 10,0,coordinateLenth,QPen(Qt::darkMagenta, 1, Qt::SolidLine) )->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+	QGraphicsSimpleTextItem* yText = addSimpleText("y");
+	yText->setPos(-11,coordinateLenth - 27);
+	yText -> setPen(QPen(Qt::darkMagenta, 1, Qt::SolidLine));
+
+	/*
 	for (int i = -39; i< 39; ++i) {
 		if(i!=0) { 
 			QGraphicsLineItem *line = addLine(i*10,-298,i*10,298,QPen(Qt::lightGray, 1, Qt::DotLine) );