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No global vars allowed. Declare 'body' in support.

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timmywil
2011-11-18 09:28:54 -05:00
parent d459bd40d0
commit fb94277b6e
2 changed files with 13 additions and 14 deletions
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25
src/support.js
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@@ -184,28 +184,27 @@ jQuery.support = (function() {
fragment.removeChild( div );
// Null elements to avoid leaks in IE
fragment = select = opt = body = marginDiv = div = input = null;
fragment = select = opt = marginDiv = div = input = null;
// Run fixed position tests at doc ready to avoid a crash
// related to the invisible body in IE8
// Run tests that need a body at doc ready
jQuery(function() {
var container, outer, inner, table, td, offsetSupport,
conMarginTop = 1,
ptlm = "position:absolute;top:0;left:0;width:1px;height:1px;margin:0;",
vb = "visibility:hidden;border:0;",
style = "style='" + ptlm + "border:5px solid #000;padding:0;'",
html = "<div " + style + "><div></div></div>" +
"<table " + style + " cellpadding='0' cellspacing='0'>" +
"<tr><td></td></tr></table>";
conMarginTop, ptlm, vb, style, html,
body = document.getElementsByTagName("body")[0];
// Reconstruct a container
body = document.getElementsByTagName("body")[0];
if ( !body ) {
// Return for frameset docs that don't have a body
// These tests cannot be done
return;
}
conMarginTop = 1;
ptlm = "position:absolute;top:0;left:0;width:1px;height:1px;margin:0;";
vb = "visibility:hidden;border:0;";
style = "style='" + ptlm + "border:5px solid #000;padding:0;'";
html = "<div " + style + "><div></div></div>" +
"<table " + style + " cellpadding='0' cellspacing='0'>" +
"<tr><td></td></tr></table>";
container = document.createElement("div");
container.style.cssText = vb + "width:0;height:0;position:static;top:0;margin-top:" + conMarginTop + "px";
body.insertBefore( container, body.firstChild );