From 72408e8ae31ba533f26c976f8a1baca1912adfa4 Mon Sep 17 00:00:00 2001
From: Fred Chu <cjw3112386@gmail.com>
Date: Wed, 31 Oct 2012 17:15:25 +0800
Subject: [PATCH] release 1.1.1, [bug fixed] center against window failed

---
 CHANGELOG.md         |  6 ++++++
 jquery.center.js     | 33 ++++++++++++++++++++++++---------
 jquery.center.min.js |  4 ++--
 3 files changed, 32 insertions(+), 11 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7fca1b2..677753a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # jQuery Center Plugin CHANGELOG
 
+## 1.1.1/ 2012-10-31
+
+- [bug fix] center against window failed
+
+
+
 ## 1.1.0
 
 * Add center on window resize option, default to true
diff --git a/jquery.center.js b/jquery.center.js
index ea09e6a..922e7a5 100644
--- a/jquery.center.js
+++ b/jquery.center.js
@@ -1,17 +1,29 @@
 /*! Copyright 2011, Ben Lin (http://dreamerslab.com/)
 * Licensed under the MIT License (LICENSE.txt).
 *
-* Version: 1.1.0
+* Version: 1.1.1
 *
 * Requires: jQuery 1.2.6+
 */
 ;( function( $, window ){
+  var get_win_size = function (){
+    if( window.innerWidth != undefined ){
+      return [ window.innerWidth, window.innerHeight ];
+    }else{
+      var B = document.body;
+      var D = document.documentElement;
+
+      return [ Math.max( D.clientWidth, B.clientWidth ), Math.max( D.clientHeight, B.clientHeight )];
+    }
+  }
+
   $.fn.center = function( opt ){
     var $w        = $( window ); // cache gobal
     var scrollTop = $w.scrollTop();
 
     return this.each( function(){
       var $this = $( this ); // cache $( this )
+
       // merge user options with default configs
       var configs = $.extend({
         against       : 'window',
@@ -22,26 +34,29 @@
 
       var centerize = function(){
         var against = configs.against;
+        var against_w_n_h;
         var $against;
 
         if( against === 'window' ){
-          $against = $w;
+          against_w_n_h = get_win_size();
         }else if( against === 'parent' ){
-          $against = $this.parent();
-          scrollTop = 0;
+          $against      = $this.parent();
+          against_w_n_h = [ $against.width(), $against.height()];
+          scrollTop     = 0;
         }else{
-          $against = $this.parents( against );
-          scrollTop = 0;
+          $against      = $this.parents( against );
+          against_w_n_h = [ $against.width(), $against.height()];
+          scrollTop     = 0;
         }
 
-        var x = (( $against.width()) - ( $this.outerWidth())) * 0.5;
-        var y = (( $against.height()) - ( $this.outerHeight())) * configs.topPercentage + scrollTop;
+        var x = (( against_w_n_h[ 0 ]) - ( $this.outerWidth())) * 0.5;
+        var y = (( against_w_n_h[ 1 ]) - ( $this.outerHeight())) * configs.topPercentage + scrollTop;
 
         if( configs.top ) y = configs.top + scrollTop;
 
         $this.css({
           'left' : x,
-          'top' : y
+          'top'  : y
         });
       };
 
diff --git a/jquery.center.min.js b/jquery.center.min.js
index c1ae70b..7c1114f 100644
--- a/jquery.center.min.js
+++ b/jquery.center.min.js
@@ -1,8 +1,8 @@
 /*! Copyright 2011, Ben Lin (http://dreamerslab.com/)
 * Licensed under the MIT License (LICENSE.txt).
 *
-* Version: 1.1.0
+* Version: 1.1.1
 *
 * Requires: jQuery 1.2.6+
 */
-;(function(b,a){b.fn.center=function(c){var d=b(a);var e=d.scrollTop();return this.each(function(){var h=b(this);var g=b.extend({against:"window",top:false,topPercentage:0.5,resize:true},c);var f=function(){var k=g.against;var j;if(k==="window"){j=d;}else{if(k==="parent"){j=h.parent();e=0;}else{j=h.parents(k);e=0;}}var i=((j.width())-(h.outerWidth()))*0.5;var l=((j.height())-(h.outerHeight()))*g.topPercentage+e;if(g.top){l=g.top+e;}h.css({left:i,top:l});};f();if(g.resize===true){d.resize(f);}});};})(jQuery,window);
\ No newline at end of file
+;(function($,window){var get_win_size=function(){if(window.innerWidth!=undefined)return[window.innerWidth,window.innerHeight];else{var B=document.body;var D=document.documentElement;return[Math.max(D.clientWidth,B.clientWidth),Math.max(D.clientHeight,B.clientHeight)]}};$.fn.center=function(opt){var $w=$(window);var scrollTop=$w.scrollTop();return this.each(function(){var $this=$(this);var configs=$.extend({against:"window",top:false,topPercentage:0.5,resize:true},opt);var centerize=function(){var against=configs.against;var against_w_n_h;var $against;if(against==="window")against_w_n_h=get_win_size();else if(against==="parent"){$against=$this.parent();against_w_n_h=[$against.width(),$against.height()];scrollTop=0}else{$against=$this.parents(against);against_w_n_h=[$against.width(),$against.height()];scrollTop=0}var x=(against_w_n_h[0]-$this.outerWidth())*0.5;var y=(against_w_n_h[1]-$this.outerHeight())*configs.topPercentage+scrollTop;if(configs.top)y=configs.top+scrollTop;$this.css({"left":x,"top":y})};centerize();if(configs.resize===true)$w.resize(centerize)})}})(jQuery,window);
\ No newline at end of file