diff --git a/README.md b/README.md
index 8d6641f..c2a7260 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ Include js in `/dist` by tag , you can also require js by `require('date-range-p
       var configs1 = {
         lang: 'zh-cn', // using language
         numberOfCalendars: 1, // displaying month number
+        calendarType: 'day', // type of calendar, day, week or month, dafault 'day'
         type: 'single', // single, range, terminal
         time: true, // want display & ctrl hours and minutes or not
         date: moment('2015-10-01 23:33'), // default date for type single
diff --git a/package.json b/package.json
index aa0ecc0..2313934 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "date-range-picker",
-  "version": "0.2.4",
+  "version": "0.2.5",
   "description": "a simple daterangepicker",
   "main": "dist/daterangepicker.min.js",
   "scripts": {
diff --git a/src/Calendar.js b/src/Calendar.js
index d81167b..b54b87d 100644
--- a/src/Calendar.js
+++ b/src/Calendar.js
@@ -8,12 +8,12 @@ class Calendar{
   constructor(that, callback) {
     // 渲染header, 再渲染多个月份的日历
     var {el, config} = that;
-    var {numberOfCalendars, lang, maxDate, minDate, calendar} = config;
+    var {numberOfCalendars, lang, maxDate, minDate, calendarType} = config;
     this.el = createElement('div', 'drp-calendar');
     this.unitEl = null;
     this.parent = el;
     this.calNum = numberOfCalendars;
-    this.type = calendar || 'day';
+    this.type = calendarType || 'day';
     this.current = that.range
                    ? moment(that.range.start)
                    : that.date ? moment(that.date) : moment();
@@ -43,7 +43,8 @@ class Calendar{
     this.drawPointer();
     for(var i = 0; i < this.calNum; i++) {
       this.unitEl = createElement('div', 'drp-unit');
-      this.current = this.current.date(1).add(1, 'month');
+      if(!this.isMonth) this.current = this.current.date(1).add(1, 'month');
+      else this.current = this.current.month(0).date(1).add(1, 'year');
       this.drawHeader(i);
       this.isMonth ? this.drawYear() : this.drawMonth();
       this.el.appendChild(this.unitEl);
diff --git a/src/main.css b/src/main.css
index f271b51..b10229d 100644
--- a/src/main.css
+++ b/src/main.css
@@ -75,7 +75,7 @@
 }
 
 .drp-week.longer .drp-day {
-  width: 155px;
+  width: 175px;
   .drp-day-number, .drp-day-static {
     width: 100%;
   }
@@ -281,4 +281,5 @@
 
 .drp-unit {
   display: inline-block;
+  width: 100%;
 }