" )
.append( floatClearHtml + floatClearHtml )
.prependTo( fakeBody ),
floatClearDivs = floatClearWrap.children(),
floatClearDiv1Top = floatClearDivs[ 0 ].offsetTop,
floatClearDiv2 = floatClearDivs[ 1 ],
supportFloatClear = false;
if ( floatClearDiv1Top === floatClearDiv2.offsetTop ) {
floatClearDiv2.style.clear = "left";
if ( floatClearDiv1Top !== floatClearDiv2.offsetTop ) {
supportFloatClear = true;
}
}
$.extend( $.support, {
display: displayDiv.offsetHeight === 0,
position: positionDiv.offsetLeft === 10,
overflow: positionDiv.offsetHeight === 0,
floatclear: supportFloatClear,
cssPseudoElement: fakeBody[0].style.content !== undefined
});
fakeBody.remove();
})();
// test whether a CSS media type or query applies
$.media = (function() {
// TODO: use window.matchMedia once at least one UA implements it
var cache = {},
$html = $( "html" ),
testDiv = $( "
" ),
fakeBody = $( "" ).append( testDiv );
return function( query ) {
if ( !( query in cache ) ) {
var styleBlock = $( "" );
$html.prepend( fakeBody ).prepend( styleBlock );
cache[ query ] = testDiv.css( "position" ) === "absolute";
fakeBody.add( styleBlock ).remove();
}
return cache[ query ];
};
})();