if(document.images) {
	advanceOff = new Image
	advanceOvr = new Image
	backOff = new Image
	backOvr = new Image
	menuOff = new Image
	menuOvr = new Image
	advanceOff.src = "../images/Arw2RtBastionOff.gif"
	advanceOvr.src = "../images/Arw2RtBastionOvr.gif"
	backOff.src = "../images/Arw2LftBastionOff.gif"
	backOvr.src = "../images/Arw2LftBastionOvr.gif"
	menuOff.src = "../images/BtnMenuOff.gif"
	menuOvr.src = "../images/BtnMenuOvr.gif"
}
else {
	advanceOff = ""
	advanceOvr = ""
	backOff = ""
	backOvr = ""
	menuOff = ""
	menuOvr = ""
	document.advancebackBtn = ""
	document.backBtn = ""
	document.menuBtn = ""
}