// Create innerHeight, innerWidth, outerHeight and outerWidth methods
-jQuery.each([ "Height", "Width" ], function(i, name){
+jQuery.each([ "Height", "Width" ], function( i, name ) {
var type = name.toLowerCase();
// innerHeight and innerWidth
- jQuery.fn["inner" + name] = function(){
+ jQuery.fn["inner" + name] = function() {
return this[0] ?
jQuery.css( this[0], type, false, "padding" ) :
null;
};
// outerHeight and outerWidth
- jQuery.fn["outer" + name] = function(margin) {
+ jQuery.fn["outer" + name] = function( margin ) {
return this[0] ?
jQuery.css( this[0], type, false, margin ? "margin" : "border" ) :
null;
jQuery.fn[ type ] = function( size ) {
// Get window width or height
var elem = this[0];
- if ( !elem ) return null;
+ if ( !elem ) {
+ return size == null ? null : this;
+ }
+
return ("scrollTo" in elem && elem.document) ? // does it walk and quack like a window?
// Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
elem.document.compatMode === "CSS1Compat" && elem.document.documentElement[ "client" + name ] ||