define([
  	"../core",
  	"../var/support"
  ], function( jQuery, support ) {
  
  (function() {
  	// Minified: var b,c,d,e,f,g, h,i
  	var div, style, a, pixelPositionVal, boxSizingReliableVal,
  		reliableHiddenOffsetsVal, reliableMarginRightVal;
  
  	// Setup
  	div = document.createElement( "div" );
  	div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
  	a = div.getElementsByTagName( "a" )[ 0 ];
  	style = a && a.style;
  
  	// Finish early in limited (non-browser) environments
  	if ( !style ) {
  		return;
  	}
  
  	style.cssText = "float:left;opacity:.5";
  
  	// Support: IE<9
  	// Make sure that element opacity exists (as opposed to filter)
  	support.opacity = style.opacity === "0.5";
  
  	// Verify style float existence
  	// (IE uses styleFloat instead of cssFloat)
  	support.cssFloat = !!style.cssFloat;
  
  	div.style.backgroundClip = "content-box";
  	div.cloneNode( true ).style.backgroundClip = "";
  	support.clearCloneStyle = div.style.backgroundClip === "content-box";
  
  	// Support: Firefox<29, Android 2.3
  	// Vendor-prefix box-sizing
  	support.boxSizing = style.boxSizing === "" || style.MozBoxSizing === "" ||
  		style.WebkitBoxSizing === "";
  
  	jQuery.extend(support, {
  		reliableHiddenOffsets: function() {
  			if ( reliableHiddenOffsetsVal == null ) {
  				computeStyleTests();
  			}
  			return reliableHiddenOffsetsVal;
  		},
  
  		boxSizingReliable: function() {
  			if ( boxSizingReliableVal == null ) {
  				computeStyleTests();
  			}
  			return boxSizingReliableVal;
  		},
  
  		pixelPosition: function() {
  			if ( pixelPositionVal == null ) {
  				computeStyleTests();
  			}
  			return pixelPositionVal;
  		},
  
  		// Support: Android 2.3
  		reliableMarginRight: function() {
  			if ( reliableMarginRightVal == null ) {
  				computeStyleTests();
  			}
  			return reliableMarginRightVal;
  		}
  	});
  
  	function computeStyleTests() {
  		// Minified: var b,c,d,j
  		var div, body, container, contents;
  
  		body = document.getElementsByTagName( "body" )[ 0 ];
  		if ( !body || !body.style ) {
  			// Test fired too early or in an unsupported environment, exit.
  			return;
  		}
  
  		// Setup
  		div = document.createElement( "div" );
  		container = document.createElement( "div" );
  		container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
  		body.appendChild( container ).appendChild( div );
  
  		div.style.cssText =
  			// Support: Firefox<29, Android 2.3
  			// Vendor-prefix box-sizing
  			"-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" +
  			"box-sizing:border-box;display:block;margin-top:1%;top:1%;" +
  			"border:1px;padding:1px;width:4px;position:absolute";
  
  		// Support: IE<9
  		// Assume reasonable values in the absence of getComputedStyle
  		pixelPositionVal = boxSizingReliableVal = false;
  		reliableMarginRightVal = true;
  
  		// Check for getComputedStyle so that this code is not run in IE<9.
  		if ( window.getComputedStyle ) {
  			pixelPositionVal = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
  			boxSizingReliableVal =
  				( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
  
  			// Support: Android 2.3
  			// Div with explicit width and no margin-right incorrectly
  			// gets computed margin-right based on width of container (#3333)
  			// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
  			contents = div.appendChild( document.createElement( "div" ) );
  
  			// Reset CSS: box-sizing; display; margin; border; padding
  			contents.style.cssText = div.style.cssText =
  				// Support: Firefox<29, Android 2.3
  				// Vendor-prefix box-sizing
  				"-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
  				"box-sizing:content-box;display:block;margin:0;border:0;padding:0";
  			contents.style.marginRight = contents.style.width = "0";
  			div.style.width = "1px";
  
  			reliableMarginRightVal =
  				!parseFloat( ( window.getComputedStyle( contents, null ) || {} ).marginRight );
  
  			div.removeChild( contents );
  		}
  
  		// Support: IE8
  		// Check if table cells still have offsetWidth/Height when they are set
  		// to display:none and there are still other visible table cells in a
  		// table row; if so, offsetWidth/Height are not reliable for use when
  		// determining if an element has been hidden directly using
  		// display:none (it is still safe to use offsets if a parent element is
  		// hidden; don safety goggles and see bug #4512 for more information).
  		div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
  		contents = div.getElementsByTagName( "td" );
  		contents[ 0 ].style.cssText = "margin:0;border:0;padding:0;display:none";
  		reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
  		if ( reliableHiddenOffsetsVal ) {
  			contents[ 0 ].style.display = "";
  			contents[ 1 ].style.display = "none";
  			reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
  		}
  
  		body.removeChild( container );
  	}
  
  })();
  
  return support;
  
  });