//Function to preload and swap rollover currency images buttons
if (document.images) {
	curr1Off = new Image
	curr1Over = new Image
	curr2Off = new Image
	curr2Over = new Image
	curr3Off = new Image
	curr3Over = new Image

	curr1Off.src = "images/currency1a.jpg"
	curr1Over.src = "images/currency1b.jpg"
	curr2Off.src = "images/currency2a.jpg"
	curr2Over.src = "images/currency2b.jpg"
	curr3Off.src = "images/currency3a.jpg"
	curr3Over.src = "images/currency3b.jpg"
}

else {
	curr1Off = ""
	curr1Over = ""
	document.curr1RO = ""
	curr2Off = ""
	curr2Over = ""
	document.curr2RO = ""
	curr3Off = ""
	curr3Over = ""
	document.curr3RO = ""
}