var Cookie={data:{},options:{expires:1,domain:"",path:"",secure:false},init:function(options,data){Cookie.options=Object.extend(Cookie.options,options||{});var payload=Cookie.retrieve();if(payload){Cookie.data=payload.evalJSON();}
else{Cookie.data=data||{};}
Cookie.store();},getData:function(key){return Cookie.data[key];},setData:function(key,value){Cookie.data[key]=value;Cookie.store();},removeData:function(key){delete Cookie.data[key];Cookie.store();},retrieve:function(){var start=document.cookie.indexOf(Cookie.options.name+"=");if(start==-1){return null;}
if(Cookie.options.name!=document.cookie.substr(start,Cookie.options.name.length)){return null;}
var len=start+Cookie.options.name.length+1;var end=document.cookie.indexOf(';',len);if(end==-1){end=document.cookie.length;}
return unescape(document.cookie.substring(len,end));},store:function(){var expires='';if(Cookie.options.expires){var today=new Date();expires=Cookie.options.expires*86400000;expires=';expires='+new Date(today.getTime()+expires);}
document.cookie=Cookie.options.name+'='+escape(Object.toJSON(Cookie.data))+Cookie.getOptions()+expires;},erase:function(){document.cookie=Cookie.options.name+'='+Cookie.getOptions()+';expires=Thu, 01-Jan-1970 00:00:01 GMT';},getOptions:function(){return(Cookie.options.path?';path='+Cookie.options.path:'')+(Cookie.options.domain?';domain='+Cookie.options.domain:'')+(Cookie.options.secure?';secure':'');}};