move value tracking into the refresh to make sure its captured as oft…

…en as possible

js/widgets/forms/slider.js

@@ -311,7 +311,6 @@ $.widget( "mobile.slider", $.mobile.widget, {
 	_checkedRefresh: function() {
 		if( this.value != this._value() ){
 			this.refresh( this._value() );
-			this.value = this._value();
 		}
 	},
 
@@ -326,6 +325,9 @@ $.widget( "mobile.slider", $.mobile.widget, {
 			this.disable();
 		}
 
+		// set the stored value for comparison later
+		this.value = this._value();
+
 		var control = this.element, percent,
 			cType = control[0].nodeName.toLowerCase(),
 			min = cType === "input" ? parseFloat( control.attr( "min" ) ) : 0,