function GetCookie(name){
var CString=document.cookie;
if(CString==""){
return false;
}
else{
var firstChar,lastChar;
firstChar=CString.indexOf(name);
if(firstChar!=-1){
firstChar+=name.length+1;
lastChar=CString.indexOf(';',firstChar);
if(lastChar==-1) lastChar=CString.length;
return unescape(CString.substring(firstChar,lastChar));
}
else{
return false;
}
}
}
function SetCookie(name,value,num){
var exp=new Date();
exp.setDate(exp.getDate()+3);
var ListDetail="@#@"+value;
var CookieValue=GetCookie(name);
if(CookieValue==false){
document.cookie=name+"="+escape(ListDetail)+";path=/;expires="+exp.toGMTString();
}
else{
if(CookieValue.indexOf(value)==-1){
var CookieN=CookieValue.split("@#@");
if(CookieN.length>num) CookieValue=CookieValue.replace("@#@"+CookieN[1],"");
document.cookie=name+"="+escape(CookieValue+ListDetail)+";path=/;expires="+exp.toGMTString();
}
}
}