//Function to preload and swap rollover buttons in Calculators page
if (document.images) {
	calc1Off = new Image
	calc1Over = new Image
	calc2Off = new Image
	calc2Over = new Image
	calc3Off = new Image
	calc3Over = new Image
	calc4Off = new Image
	calc4Over = new Image
	calc5Off = new Image
	calc5Over = new Image
	calc6Off = new Image
	calc6Over = new Image
	calc7Off = new Image
	calc7Over = new Image
	calc8Off = new Image
	calc8Over = new Image
	calc9Off = new Image
	calc9Over = new Image
	calc10Off = new Image
	calc10Over = new Image
	calc11Off = new Image
	calc11Over = new Image
	calc12Off = new Image
	calc12Over = new Image
	calc13Off = new Image
	calc13Over = new Image

	calc1Off.src = "assets/calculator_off.jpg"
	calc1Over.src = "assets/calculator_over.jpg"
	calc2Off.src = "assets/calculator_off.jpg"
	calc2Over.src = "assets/calculator_over.jpg"
	calc3Off.src = "assets/calculator_off.jpg"
	calc3Over.src = "assets/calculator_over.jpg"
	calc4Off.src = "assets/calculator_off.jpg"
	calc4Over.src = "assets/calculator_over.jpg"
	calc5Off.src = "assets/calculator_off.jpg"
	calc5Over.src = "assets/calculator_over.jpg"
	calc6Off.src = "assets/calculator_off.jpg"
	calc6Over.src = "assets/calculator_over.jpg"
	calc7Off.src = "assets/calculator_off.jpg"
	calc7Over.src = "assets/calculator_over.jpg"
	calc8Off.src = "assets/calculator_off.jpg"
	calc8Over.src = "assets/calculator_over.jpg"
	calc9Off.src = "assets/calculator_off.jpg"
	calc9Over.src = "assets/calculator_over.jpg"
	calc10Off.src = "assets/keyboard_off.jpg"
	calc10Over.src = "assets/keyboard_over.jpg"
	calc11Off.src = "assets/keyboard_off.jpg"
	calc11Over.src = "assets/keyboard_over.jpg"
	calc12Off.src = "assets/calculator_off.jpg"
	calc12Over.src = "assets/calculator_over.jpg"
	calc13Off.src = "assets/calculator_off.jpg"
	calc13Over.src = "assets/calculator_over.jpg"
}

else {
	calc1Off = ""
	calc1Over = ""
	document.calc1RO = ""
	calc2Off = ""
	calc2Over = ""
	document.calc2RO = ""
	calc3Off = ""
	calc3Over = ""
	document.calc3RO = ""
	calc4Off = ""
	calc4Over = ""
	document.calc4RO = ""
	calc5Off = ""
	calc5Over = ""
	document.calc5RO = ""
	calc6Off = ""
	calc6Over = ""
	document.calc6RO = ""
	calc7Off = ""
	calc7Over = ""
	document.calc7RO = ""
	calc8Off = ""
	calc8Over = ""
	document.calc8RO = ""
	calc9Off = ""
	calc9Over = ""
	document.calc9RO = ""
	calc10Off = ""
	calc10Over = ""
	document.calc10RO = ""
	calc11Off = ""
	calc11Over = ""
	document.calc11RO = ""
	calc12Off = ""
	calc12Over = ""
	document.calc12RO = ""
	calc13Off = ""
	calc13Over = ""
	document.calc13RO = ""
}