//INITSif (document.images){ ImageArray = new Array()}function BuildArray(){ if (document.images){  for (var i = 0; i < arguments.length; i++){   eval('ImageArray["' + arguments[i] + '0"] = new Image()')   eval('ImageArray["' + arguments[i] + '0"].src = "images/nav_' + arguments[i] + '_0.gif"')   eval('ImageArray["' + arguments[i] + '1"] = new Image()')   eval('ImageArray["' + arguments[i] + '1"].src = "images/nav_' + arguments[i] + '_1.gif"')  } }}function Rollover(which){ if (document.images){  eval('document.' + which + '.src = ImageArray["' + which + '1"].src') }}function Rollout(which){ if (document.images){  eval('document.' + which + '.src = ImageArray["' + which + '0"].src') }}BuildArray('m1','m2','m3','m4')function ShowMe(who) {	divel=document.getElementById(who);	divel.style.visibility="visible";}function HideMe(who) {	divel=document.getElementById(who);	divel.style.visibility="hidden";}function hexMe(who) {	clearTimeout(timeout);		h1="nat"+seeHex;	h2="tech"+seeHex;	h3="bub"+seeHex;	HideMe(h1);HideMe(h2);HideMe(h3);	s1="nat"+who;	s2="tech"+who;	s3="bub"+who;	ShowMe(s1);ShowMe(s2);ShowMe(s3);	seeHex=who;	//alert("who = "+who);		timeout=setTimeout('Hexa()',5000);}function Hexa() {	var z= parseFloat(seeHex)+1;	//alert("z = "+z);	if (z>6) {z=1}	h1="nat"+seeHex;	h2="tech"+seeHex;	h3="bub"+seeHex;	HideMe(h1);HideMe(h2);HideMe(h3);	s1="nat"+z;	s2="tech"+z;	s3="bub"+z;	ShowMe(s1);ShowMe(s2);ShowMe(s3);	seeHex=z;		timeout=setTimeout('Hexa()',5000);}function start() {	timeout=setTimeout('Hexa()',8000);}function flipMe(who) {	divel=document.getElementById(who);	x = divel.style.visibility;	if (x=="visible") {divel.style.visibility="hidden";}	else if (x=="hidden") {divel.style.visibility="visible";}}