if (document.images) {
		
		
		button_a = new Image
		button_a_roll = new Image
		button_b = new Image
		button_b_roll = new Image
		button_c = new Image
		button_c_roll = new Image
		button_d = new Image
		button_d_roll = new Image
		button_e = new Image
		button_e_roll = new Image
		button_f = new Image
		button_f_roll = new Image
		button_g = new Image
		button_g_roll = new Image
		button_h = new Image
		button_h_roll = new Image
		button_i = new Image
		button_i_roll = new Image
		main = new Image
		main_a = new Image
		main_b = new Image
		main_c = new Image
		main_d = new Image
		main_e = new Image
		main_f = new Image
		main_g = new Image


		button_a.src = "images/button_a.gif"
		button_a_roll.src = "images/button_a_roll.gif"
		button_b.src = "images/button_b.gif"
		button_b_roll.src = "images/button_b_roll.gif"
		button_c.src = "images/button_c.gif"
		button_c_roll.src = "images/button_c_roll.gif"
		button_d.src = "images/button_d.gif"
		button_d_roll.src = "images/button_d_roll.gif"
		button_e.src = "images/button_e.gif"
		button_e_roll.src = "images/button_e_roll.gif"
		button_f.src = "images/button_f.gif"
		button_f_roll.src = "images/button_f_roll.gif"
		button_g.src = "images/button_g.gif"
		button_g_roll.src = "images/button_g_roll.gif"
		button_h.src = "images/button_h.gif"
		button_h_roll.src = "images/button_h_roll.gif"
		button_i.src = "images/button_i.gif"
		button_i_roll.src = "images/button_i_roll.gif"
		main.src = "images/main.jpg"
		main_a.src = "images/main_a.jpg"
		main_b.src = "images/main_b.jpg"
		main_c.src = "images/main_c.jpg"
		main_d.src = "images/main_d.jpg"
		main_e.src = "images/main_e.jpg"
		main_f.src = "images/main_f.jpg"
		main_g.src = "images/main_g.jpg"

	}
	
	
	else {

	
		
		document.button_a = ""
		document.button_a_roll = ""
		document.button_b = ""
		document.button_b_roll = ""
		document.button_c = ""
		document.button_c_roll = ""
		document.button_d = ""
		document.button_d_roll = ""
		document.button_e = ""
		document.button_e_roll = ""
		document.button_f = ""
		document.button_f_roll = ""
		document.button_g = ""
		document.button_g_roll = ""
		document.button_h = ""
		document.button_h_roll = ""
		document.button_i = ""
		document.button_i_roll = ""
		document.main = ""
		document.main_a = ""
		document.main_b = ""
		document.main_c = ""
		document.main_d = ""
		document.main_e = ""
		document.main_f = ""
		document.main_g = ""

		
	}