var sortOrder;
-if ( document.documentElement.compareDocumentPosition ) {
+if ( Array.prototype.indexOf ) {
+ var indexOf = Array.prototype.indexOf,
+ allSort = document.getElementsByTagName("*");
+
sortOrder = function( a, b ) {
- var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
+ var ret = indexOf.call( allSort, a ) - indexOf.call( allSort, b );
if ( ret === 0 ) {
hasDuplicate = true;
}
}
return ret;
};
-} else if ( Array.prototype.indexOf ) {
- var indexOf = Array.prototype.indexOf,
- allSort = document.getElementsByTagName("*");
-
- sortOrder = function( a, b ) {
- var ret = indexOf.call( allSort, a ) - indexOf.call( allSort, b );
- if ( ret === 0 ) {
- hasDuplicate = true;
- }
- return ret;
- };
}
// Check to see if the browser returns elements by name when