diff --git a/Web12306/js/ui/ui-oncetrainsitquery.js b/Web12306/js/ui/ui-oncetrainsitquery.js
index c8bc33a..278221c 100644
--- a/Web12306/js/ui/ui-oncetrainsitquery.js
+++ b/Web12306/js/ui/ui-oncetrainsitquery.js
@@ -265,19 +265,25 @@
 		var trs = table.find("tr:gt(0)");
 		var array = [];
 		for (var i = 0; i < trs.length; i += 3) {
-			array.push([trs.get(i), trs.get(i + 1), trs.get(i + 2)]);
+			var subArray = [trs.get(i), trs.get(i + 1), trs.get(i + 2)];
+			subArray.originalIndex = i;
+			array.push(subArray);
 		}
 
 		//排序
 		array.sort(function (x, y) {
+			var offset = x.originalIndex - y.originalIndex;
+
 			var wx = parseInt(x[2].children[0].dataset.available) + parseInt(x[2].children[1].dataset.available);
 			if (isNaN(wx))
-				return 0;
+				return offset;
 			var wy = parseInt(y[2].children[0].dataset.available) + parseInt(y[2].children[1].dataset.available);
 			if (isNaN(wy))
-				return 0;
+				return offset;
 
-			return wy - wx;
+			if(wy !== wx)
+				return wy - wx;
+			return offset;
 		});
 
 		var df = document.createDocumentFragment();