function build_mode()
{
	mouse();
	camera.visible = off;
	view_build.size_x = screen_size.x;
	view_build.size_y = screen_size.y;
	view_build.visible = on;
	player = me;
	view_build.x = -144;
	view_build.y = -144;
	view_build.z = 50;
	view_build.tilt = -30;

	while(1)
	{
		if (mouse_pos.x > screen_size.x - 40 || key_cur == 1 ) 
		{ 
			view_build.y -= 20 * time_step; 
		}
		if (mouse_pos.x < screen_size.x - 740 || key_cul == 1) 
		{ 
			view_build.y += 20 * time_step; 
		}
		if(mouse_pos.y > screen_size.y - 40 || key_cud == 1)
		{
			view_build.x -= 20 * time_step;
		}
		if(mouse_pos.y < screen_size.y - 540 || key_cuu == 1)
		{
			view_build.x += 20 * time_step;
		}
		
	   
		spawn();
		wait(1);
	}
	
}