From: Dave Methvin <dave.methvin@gmail.com>
Date: Fri, 21 Jan 2011 14:51:30 +0000 (-0500)
Subject: Don't do body-related feature tests on frameset docs that have no body. Fixes #7398.
X-Git-Url: http://git.asbjorn.it/?p=jquery.git;a=commitdiff_plain;h=ad0ebf00abca53caaaa46fb172024ba9b23b03a1

Don't do body-related feature tests on frameset docs that have no body. Fixes #7398.
---

diff --git a/src/support.js b/src/support.js
index 7be28fd..4807ce2 100644
--- a/src/support.js
+++ b/src/support.js
@@ -136,10 +136,16 @@
 	// Figure out if the W3C box model works as expected
 	// document.body must exist before we can do this
 	jQuery(function() {
-		var div = document.createElement("div");
-		div.style.width = div.style.paddingLeft = "1px";
+		var div = document.createElement("div"),
+			body = document.getElementsByTagName("body")[0];
+
+		// Frameset documents with no body should not run this code
+		if ( !body ) {
+			return;
+		}
 
-		document.body.appendChild( div );
+		div.style.width = div.style.paddingLeft = "1px";
+		body.appendChild( div );
 		jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
 
 		if ( "zoom" in div.style ) {
@@ -178,7 +184,7 @@
 		jQuery.support.reliableHiddenOffsets = jQuery.support.reliableHiddenOffsets && tds[0].offsetHeight === 0;
 		div.innerHTML = "";
 
-		document.body.removeChild( div ).style.display = "none";
+		body.removeChild( div ).style.display = "none";
 		div = tds = null;
 	});