function doClear(theText) {
  if (theText.value == theText.defaultValue) {
    theText.value = ""
    }
}


if (document.images) {
	button_1 = new Image
	button_1_roll = new Image
	button_2 = new Image
	button_2_roll = new Image
	button_3 = new Image
	button_3_roll = new Image
	button_4 = new Image
	button_4_roll = new Image
	button_5 = new Image
	button_5_roll = new Image
	button_6 = new Image
	button_6_roll = new Image
	button_maina = new Image
	button_maina_roll = new Image
	button_mainb = new Image
	button_mainb_roll = new Image
	button_mainc = new Image
	button_mainc_roll = new Image

	button_1.src = "images/button_1.gif"
	button_1_roll.src = "images/button_1_roll.gif"
	button_2.src = "images/button_2.gif"
	button_2_roll.src = "images/button_2_roll.gif"
	button_3.src = "images/button_3.gif"
	button_3_roll.src = "images/button_3_roll.gif"
	button_4.src = "images/button_4.gif"
	button_4_roll.src = "images/button_4_roll.gif"
	button_5.src = "images/button_5.gif"
	button_5_roll.src = "images/button_5_roll.gif"
	button_6.src = "images/button_6.gif"
	button_6_roll.src = "images/button_6_roll.gif"
	button_maina.src = "images/button_main_a.jpg"
	button_maina_roll.src = "images/button_main_a_roll.jpg"
	button_mainb.src = "images/button_main_b.jpg"
	button_mainb_roll.src = "images/button_main_b_roll.jpg"
	button_mainc.src = "images/button_main_c.jpg"
	button_mainc_roll.src = "images/button_main_c_roll.jpg"
	}
	
else {
	button_1 = ""
	button_1_roll = ""
	button_2 = ""
	button_2_roll = ""
	button_3 = ""
	button_3_roll = ""
	button_4 = ""
	button_4_roll = ""
	button_5 = ""
	button_5_roll = ""
	button_6 = ""
	button_6_roll = ""
	button_maina = ""
	button_maina_roll = ""
	button_mainb = ""
	button_mainb_roll = ""
	button_mainc = ""
	button_mainc_roll = ""
	}