+
+var chars = jQuery.browser.safari && parseInt(jQuery.browser.version) < 417 ?
+ "(?:[\\w*_-]|\\\\.)" :
+ "(?:[\\w\u0128-\uFFFF*_-]|\\\\.)",
+ quickChild = new RegExp("^[/>]\\s*(" + chars + "+)"),
+ quickID = new RegExp("^(" + chars + "+)(#)(" + chars + "+)"),
+ quickClass = new RegExp("^([#.]?)(" + chars + "*)");
+