lard Grid
	Code:
	var startX = -699245;
var endX = 699245;
var spacing = 490;
var topY = -10000;
var bottomY = 10000;
  for (var y = topY;
y <= bottomY;
y += spacing) {     track.addLine(new Line(startX, y, endX, y));
} var startX = -10000;
var endX = 10000;
var spacing = 490;
var topY = -699245;
var bottomY = 699245;
  for (var x = startX;
x <= endX;
x += spacing) {     track.addLine(new Line(x, topY, x, bottomY));
}
 One-Way Plus
	Code:
	var startLine = 40;
  var position = 50;
  var direction = 1;
  track.addLine(new Line(direction*699245,position,startLine,position));
var startLine = 40;
  var position = -30;
  var direction = 1;
  track.addLine(new Line(direction*699245,position,startLine,position));
var startLine = -40;
  var position = 50;
  var direction = -1;
  track.addLine(new Line(direction*699245,position,startLine,position));
var startLine = -40;
  var position = -30;
  var direction = -1;
  track.addLine(new Line(direction*699245,position,startLine,position));
var startLine = 50;
  var position = 40;
  var direction = 1;
  track.addLine(new Line(position,direction*699245,position,startLine));
  var startLine = 50;
  var position = -40;
  var direction = 1;
  track.addLine(new Line(position,direction*699245,position,startLine));
  var startLine = -30;
  var position = 40;
  var direction = -1;
  track.addLine(new Line(position,direction*699245,position,startLine));
  var startLine = -30;
  var position = -40;
  var direction = -1;
  track.addLine(new Line(position,direction*699245,position,startLine));