if (document.images) {
	
	w2Off = new Image
	w21Off = new Image
	w22Off = new Image
	w3Off = new Image
	w4Off = new Image
	w5Off = new Image
	w6Off = new Image
      w7Off = new Image

	w2Off.src = "Images/w2_off.jpg"
	w21Off.src = "Images/w21_off.jpg"
	w22Off.src = "Images/w22_off.jpg"
	w3Off.src = "Images/w3_off.jpg"
	w4Off.src = "Images/w4_off.jpg"
	w5Off.src = "Images/w5_off.jpg"
	w6Off.src = "Images/w6_off.jpg"
      w7Off.src = "Images/w7_off.jpg"

	w2On = new Image
	w21On = new Image
	w22On = new Image
	w3On = new Image
	w4On = new Image
	w5On = new Image
	w6On = new Image
	w7On = new Image

	w2On.src = "Images/w2_on.jpg"
	w21On.src = "Images/w21_on.jpg"
	w22On.src = "Images/w22_on.jpg"
	w3On.src = "Images/w3_on.jpg"
	w4On.src = "Images/w4_on.jpg"
	w5On.src = "Images/w5_on.jpg"
	w6On.src = "Images/w6_on.jpg"
	w7On.src = "Images/w7_on.jpg"
}

else {

w2Off = ""
w21Off = ""
w22Off = ""
w3Off = ""
w4Off = ""
w5Off = ""
w6Off = ""
w7Off = ""

w2On = ""
w21On = ""
w22On = ""
w3On = ""
w4On = ""
w5On = ""
w6On = ""
w7On = ""

document.w2Img = ""
document.w21Img = ""
document.w22Img = ""
document.w3Img = ""
document.w4Img = ""
document.w5Img = ""
document.w6Img = ""
document.w7Img = ""
}