vistimeout = new Array(0); 
alayers = new Array(0); 
alayers[alayers.length] = 'menu1'; alayers[alayers.length] = 'menu2';
alayers[alayers.length] = 'menu3'; alayers[alayers.length] = 'menu4'; 
alayers[alayers.length] = 'menu5';  
uAgnt = navigator.userAgent;
uVers = navigator.appVersion; 
function vistoggle(alayer) 
{if (uAgnt.indexOf("MSIE") != -1 && uAgnt.indexOf("Windows") != -1 && uVers.substring(0,1) 
> 3){ dim = 0; fatdaddy = 0; vis = 'none'; window.event.cancelBubble = true; toElement 
= window.event.toElement; srcElement = window.event.srcElement; curlayer = document.all[alayer]; 
if((srcElement.tagName == "DIV" || srcElement.tagName == "IMG") && (toElement.tagName 
!= "FONT" && toElement.tagName != "A" && toElement.tagName != "HR")){ lastvis 
= curlayer.style.display; while(dim <= (alayers.length - 1)){ thislayer = alayers[dim]; 
if(document.all[thislayer].style.display == "block"){ document.all[thislayer].style.display 
= vis; } dim++;} switch(lastvis){ case "none": vis = 'block'; break; case "block": 
vis = 'none'; break;} curlayer.style.display = vis;} }}