fix for #4397

[jquery.git] / src / support.js

diff --git a/src/support.js b/src/support.js
index 04c3a2a..f8d2ba3 100644 (file)
--- a/src/support.js
+++ b/src/support.js
@@ -88,7 +88,11 @@
                document.body.appendChild( div );
                jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
                document.body.removeChild( div ).style.display = 'none';
+               div = null;
        });
+
+       // release memory in IE
+       root = script = div = all = a = null;
 })();
 
 jQuery.props = {
@@ -98,5 +102,6 @@ jQuery.props = {
        maxlength: "maxLength",
        cellspacing: "cellSpacing",
        rowspan: "rowSpan",
+       colspan: "colSpan",
        tabindex: "tabIndex"
 };