if (document.images) {
	button1On = new Image
	button1Off = new Image
        button2On = new Image
        button2Off = new Image
        button3On = new Image
        button3Off = new Image
        button4On = new Image
        button4Off = new Image
	button5On = new Image
        button5Off = new Image
        button6On = new Image
        button6Off = new Image
        button7On = new Image
        button7Off = new Image
        button8On = new Image
        button8Off = new Image
        
        button1On.src = "button1on.gif"
        button1Off.src = "button1.gif"
        button2On.src = "button2on.gif"
        button2Off.src = "button2.gif"
        button3On.src = "button3on.gif"
        button3Off.src = "button3.gif"
        button4On.src = "button4on.gif"
        button4Off.src = "button4.gif"
        button5On.src = "button1on.gif"
        button5Off.src = "button1.gif"
        button6On.src = "button2on.gif"
        button6Off.src = "button2.gif"
        button7On.src = "button3on.gif"
        button7Off.src = "button3.gif"
        button8On.src = "button4on.gif"
        button8Off.src = "button4.gif"
        }
        else {
        document.button1 = ""
	}

<!-- mouse roll ons -->

function rollover1() {
			document.button1.src=button1On.src
}
function rollover2() {
			document.button2.src=button2On.src
}
function rollover3() {
			document.button3.src=button3On.src
}
function rollover4() {
			document.button4.src=button4On.src
}
function rollover5() {
			document.button5.src=button5On.src
}
function rollover6() {
			document.button6.src=button6On.src
}
function rollover7() {
			document.button7.src=button7On.src
}
function rollover8() {
			document.button8.src=button8On.src
}

<!-- mouse roll outs -->

function rollover1off() {
			document.button1.src=button1Off.src
}
function rollover2off() {
			document.button2.src=button2Off.src
}
function rollover3off() {
			document.button3.src=button3Off.src
}
function rollover4off() {
			document.button4.src=button4Off.src
}
function rollover5off() {
			document.button5.src=button5Off.src
}
function rollover6off() {
			document.button6.src=button6Off.src
}
function rollover7off() {
			document.button7.src=button7Off.src
}
function rollover8off() {
			document.button8.src=button8Off.src
}