Ticket #4387: ui.slider.4387.diff

Index: ui.slider.js
===================================================================
--- ui.slider.js	(revision 2349)
+++ ui.slider.js	(working copy)
@@ -316,13 +316,16 @@
 		var handle = this.handles[index];
 
 		if (this.options.values && this.options.values.length) {
+			
+			var oldVal = this.values(index);
 
-			var otherVal = this.values(index ? 0 : 1);
+			if (oldVal < newVal && index < this.options.values.length - 1 && newVal > this.options.values[index+1]) 
+				newVal = this.options.values[index+1];
 
-			if ((index == 0 && newVal >= otherVal) || (index == 1 && newVal <= otherVal))
-				newVal = otherVal;
+			if (oldVal > newVal && index > 0 && newVal < this.options.values[index-1]) 
+				newVal = this.options.values[index-1];
 
-			if (newVal != this.values(index)) {
+			if (newVal != oldVal) {
 				var newValues = this.values();
 				newValues[index] = newVal;
 				// A slide can be canceled by returning false from the slide callback
@@ -331,7 +334,6 @@
 					value: newVal,
 					values: newValues
 				});
-				var otherVal = this.values(index ? 0 : 1);
 				if (allowed !== false) {
 					this.values(index, newVal, ( event.type == 'mousedown' && this.options.animate ), true);
 				}