diff --git a/src/effects.js b/src/effects.js
index be957894f2..4b3423fa0a 100644
--- a/src/effects.js
+++ b/src/effects.js
@@ -591,7 +591,7 @@ jQuery.fn.extend( {
 			for ( index = timers.length; index--; ) {
 				if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
 					timers[ index ].anim.stop( true );
-					lis.push(index);
+					lis.push( index );
 					timers.splice( index, 1 );
 				}
 			}
@@ -633,27 +633,25 @@ jQuery.each( {
 } );
 
 jQuery.timers = [];
-old_length=0;
+var oldLength = 0;
 jQuery.fx.tick = function() {
 	var timer,
 		i = 0,
 		timers = jQuery.timers;
 
 	fxNow = jQuery.now();
-	old_length = timers.length;										
-
+	oldLength = timers.length;
 	for ( ; i < old_length; i++ ) {
-		var removed_timers = 0;
+		var removedTimers = 0;
 
 		for (var j = 0; j < lis.length; j++) {
-			if(lis[j] <= i ){
-				removed_timers++;
+			if (lis[ j ] <= i ) {
+				removeTimers++;
 			}
-				lis.splice(j,1);
-			
-		}
-		i = i- removed_timers ;
-		timer = timers[ i ];
+				lis.splice( j, 1 );
+			}
+			i = i - removedTimers;
+			timer = timers[ i ];
 
 		// Checks the timer has not already been removed
 		if ( !timer() && timers[ i ] === timer ) {