wall_1 = new Image()
wall_2 = new Image()
wall_3 = new Image()
wall_4 = new Image()
wall_5 = new Image()
wall_6 = new Image()

wall_1.src = 'images/comp_opts/comopts_2ndlevel/holes/bigstage_114open.jpg'
wall_2.src = 'images/comp_opts/comopts_2ndlevel/holes/bigstage_114nylon.jpg'
wall_3.src = 'images/comp_opts/comopts_2ndlevel/holes/bigstage_114steel.jpg'
wall_4.src = 'images/comp_opts/comopts_2ndlevel/holes/bigstage_34square.jpg'
wall_5.src = 'images/comp_opts/comopts_2ndlevel/holes/bigstage_1square.jpg'
wall_6.src = 'images/comp_opts/comopts_2ndlevel/holes/bigstage_12steel.jpg'