Merge branch 'master' of http://114.215.101.231:8099/lihan/integral into juanli

@@ -362,7 +362,7 @@
     onload = function(){
         var arr=[];
         var str=""
-        var txts = wrap.getElementsByClassName("entercode");
+        var txts = wrap.getElementsByClassName(".entercode");
         console.log(txts)
         for(var i = 0; i<txts.length;i++){
             var t = txts[i];