[js] pass parameter between two web app

flow:web_A pass parameter to web_B

method: use http get
.in web_A 's js file
   
   var url = "url?"+window.abStoreUserToken+"="+data[0]['userToken'];
   window.location = url;  
    
.in web_B 's js file

   //handle url redirect
    var hashTagQuery = handleHashTagString(window.location.search);
   
   //get parameter from another web 
    if(hashTagQuery['abStoreUserToken']!=null){
         sessionStorage.setItem(window.abStoreUserToken, _toJSONString(hashTagQuery['abStoreUserToken']));
    }
  
   //change url without reload, and clear ori url from history
    window.history.replaceState("object or string", "Title", "url without parameter" );
    
    
  

ref:
http://www.myexception.cn/javascript/249482.html
http://stackoverflow.com/questions/1961069/getting-value-get-or-post-variable-using-javascript