function MM_openBrWindow(theURL,winName,features){window.open(theURL,winName,features);}
function writeCookie(name,data,noDays){
var cookieStr=name+"="+data
if(writeCookie.arguments.length > 2){cookieStr+=";expires="+getCookieExpireDate(noDays)}
document.cookie=cookieStr}
function readCookie(cookieName){
var searchName=cookieName+"="
var cookies=document.cookie
var start=cookies.indexOf(cookieName)
if(start==-1){return ""}
star+=searchName.length
var end=cookies.indexOf(";",start)
if(end==-1){end=cookies.length}
return cookies.substring(start,end)}
function blocking(nr,cookie,vis_state)
{if(document.layers){current=(document.layers[nr].display == 'none')?vis_state:'none';
if(cookie!='')
writeCookie(nr,current);
document.layers[nr].display=current;
}
else if(document.all)
{
current=(document.all[nr].style.display=='none')?vis_state:'none';
if(cookie!='')
writeCookie(nr,current);
document.all[nr].style.display=current;
}
else if(document.getElementById)
{
display=(document.getElementById(nr).style.display=='none')?vis_state:'none';
if(cookie!='')
writeCookie(nr,display);
document.getElementById(nr).style.display=display;
}
}