var buttonOn = 0;

	cache1on = new Image(); 
	cache1on.src = "../images/msrollover_01.gif";
	cache2on = new Image(); 
	cache2on.src = "../images/msrollover_02.gif";
	cache3on = new Image(); 
	cache3on.src = "../images/msrollover_03.gif";
	cache4on = new Image();  
	cache4on.src = "../images/msrollover_04.gif";
	cache5on = new Image(); 
	cache5on.src = "../images/msrollover_05.gif";
	cache6on = new Image(); 
	cache6on.src = "../images/msrollover_06.gif";
	cache7on = new Image(); 
	cache7on.src = "../images/msrollover_07.gif";

	cache1off = new Image(); 
	cache1off.src = "../images/msheader_01.gif";
	cache2off = new Image(); 
	cache2off.src = "../images/msheader_02.gif";
	cache3off = new Image(); 
	cache3off.src = "../images/msheader_03.gif";
	cache4off = new Image();  
	cache4off.src = "../images/msheader_04.gif";
	cache5off = new Image(); 
	cache5off.src = "../images/msheader_05.gif";
	cache6off = new Image(); 
	cache6off.src = "../images/msheader_06.gif";
	cache7off = new Image(); 
	cache7off.src = "../images/msheader_07.gif";

	function glowOn(buttNum) {
	if (buttNum==1 && buttonOn !=1) {
	document.button1.src = cache1on.src;
	}
	if (buttNum==2 && buttonOn !=2) {
	document.button2.src=cache2on.src;
	}
	if (buttNum==3 && buttonOn !=3) {
	document.button3.src=cache3on.src;
	}
	if (buttNum==4 && buttonOn !=4) {
	document.button4.src=cache4on.src;
	}
	if (buttNum==5 && buttonOn !=5) {
	document.button5.src=cache5on.src;
	}
	if (buttNum==6 && buttonOn !=6) {
	document.button6.src=cache6on.src;
	}
	if (buttNum==7 && buttonOn !=7) {
	document.button7.src=cache7on.src;
	}

	}
	function glowOff(buttNum) {
	if (buttNum==1 && buttonOn !=1) {            
	document.button1.src=cache1off.src;
	}
	if (buttNum==2 && buttonOn !=2) {
	document.button2.src=cache2off.src;
	}
	if (buttNum==3 && buttonOn !=3) {
	document.button3.src=cache3off.src;
	}
	if (buttNum==4 && buttonOn !=4) {
	document.button4.src=cache4off.src;
	}
	if (buttNum==5 && buttonOn !=5) {            
	document.button5.src=cache5off.src;
	}
	if (buttNum==6 && buttonOn !=6) {
	document.button6.src=cache6off.src;
	}
	if (buttNum==7 && buttonOn !=7) {
	document.button7.src=cache7off.src;
	}
	
	}
	function turnOn(buttNum) {
	turnOff();
	if (buttNum==1){
	document.button1.src=cache1on.src;
	}	
	if (buttNum==2){
	document.button2.src=cache2on.src;
	}
	if (buttNum==3){
	document.button3.src=cache3on.src;
	}
	if (buttNum==4){
	document.button4.src=cache4on.src;
	}
	if (buttNum==5){
	document.button5.src=cache5on.src;
	}
	if (buttNum==6){
	document.button6.src=cache6on.src;
	}
	if (buttNum==7){
	document.button7.src=cache7on.src;
	}	

	buttonOn=buttNum;
	}