Updated Columns hook

columns.js

@@ -1,37 +1,31 @@
-/*! Copyright (c) 2010 Tom Ellis (http://www.webmuse.co.uk)
-* Licensed under the MIT License (license.txt).
+/*!
+* Copyright (c) 2011 Tom Ellis (http://www.webmuse.co.uk)
+* Columns cssHook for jQuery
+* Limitations:
+  - Works with jQuery 1.4.3 and higher
+* Licensed under the MIT License (LICENSE.txt).
 */
 (function($) {
-    // Multiple Columns set and get hooks
-
-    if( !$.cssHooks )
-    {
-    	$.error( "jQuery 1.4.3+ is needed for this plugin to work" );
-    }
 
-    var div = document.createElement("div");
-
-    var rWhitespace = /\s/,
-    column = "Column",
-    props = "Span Count Gap Width RuleColor RuleStyle RuleWidth".split(rWhitespace),
-    prefix = div.style.WebkitColumnGap === ''? 'Webkit' : (div.style.MozColumnGap === '' ? 'Moz' : '');
+    var div = document.createElement("div"),
+		divStyle = div.style,
+		rWhitespace = /\s/,
+    	column = "Column",
+    	props = "Span Count Gap Width RuleColor RuleStyle RuleWidth".split(rWhitespace),
+    	prefix = divStyle.WebkitColumnGap === ''? 'Webkit' : (divStyle.MozColumnGap === '' ? 'Moz' : ''),
+		getCssProperty = function( prefix, prop ) {
+    		return prefix + ( (prefix === '') ? column.toLowerCase() : column ) + prop;
+	    };
 
     $.support.columnCount =
-    div.style.WebkitColumnCount === ''? 'WebkitColumnCount' :
-    (div.style.MozColumnCount === ''? 'MozColumnCount' :
-    (div.style.columnCount === ''? 'columnCount' : false));
-
-
-    function getCssProperty( prefix, prop )
-    {
-    	return prefix + ( (prefix === '') ? column.toLowerCase() : column ) + prop;
-    }
-
-    if ( $.support.columnCount && $.support.columnCount !== "columnCount" )
-    {
-        $.each(props, function( i, prop ) {
+		divStyle.columnCount === '' ? 'columnCount' :
+		(divStyle.MozColumnCount === ''? 'MozColumnCount' :
+		(divStyle.WebkitColumnCount === ''? 'WebkitColumnCount' : false));
+
+    if ( $.support.columnCount && $.support.columnCount !== "columnCount" ) {
 
-
+		$.each(props, function( i, prop ) {
+
             $.cssHooks["column" + prop ] = {
                 get: function( elem, computed, extra ) {
                     return $.css(elem, getCssProperty( prefix, prop ) );
@@ -40,11 +34,10 @@
                     elem.style[ getCssProperty( prefix, prop ) ] = value;
                 }
             };
-
-        });
 
+        });
     }
 
-    div = null;
+    div = divStyle = null;
 
 })(jQuery);