var Cookie={set:function(name,value,seconds){if(seconds){d=new Date();d.setTime(d.getTime()+(seconds*1000));expiry='; expires='+d.toGMTString();}else
expiry='';document.cookie=name+"="+value+expiry+"; path=/";},get:function(name){nameEQ=name+"=";ca=document.cookie.split(';');for(i=0;i<ca.length;i++){c=ca[i];while(c.charAt(0)==' ')
c=c.substring(1,c.length);if(c.indexOf(nameEQ)==0)
return c.substring(nameEQ.length,c.length);}
return null},unset:function(name){Cookie.set(name,'',-1);}}