function setCookie(name,value,expires,path,domain,secure)
{document.cookie=name+"="+escape(value)+((expires)?"; expires="+expires.toGMTString():"")+((path)?"; path="+path:"")+((domain)?"; domain="+domain:"")+((secure)?"; secure":"");}
function getCookie(name)
{var dc=document.cookie;var prefix=name+"=";var begin=dc.indexOf("; "+prefix);if(begin==-1)
{begin=dc.indexOf(prefix);if(begin!=0)return null;}
else
{begin+=2;}
var end=document.cookie.indexOf(";",begin);if(end==-1)
{end=dc.length;}
return unescape(dc.substring(begin+prefix.length,end));}
function deleteCookie(name,path,domain)
{if(getCookie(name))
{document.cookie=name+"="+((path)?"; path="+path:"")+((domain)?"; domain="+domain:"")+"; expires=Thu, 01-Jan-70 00:00:01 GMT";}}