Fix for but jquery#3861 and it's duplicates (jquery#4197 and jquery#5461).

A browser bug was firing an event when it shouldn't. This fix is so jQuery makes it uniform and cross browser. More info in the bug tracker.

Author: irae

src/event.js

@@ -864,6 +864,8 @@ function liveHandler( event ) {
 		related, match, fn, elem, j, i, data,
 		live = jQuery.extend({}, jQuery.data( this, "events" ).live);
 
+	if(event.button && event.type === 'click') return; // fix for #3861
+
 	for ( j in live ) {
 		fn = live[j];
 		if ( fn.live === event.type ||

test/unit/event.js

@@ -608,7 +608,7 @@ test("toggle(Function, Function, ...)", function() {
 });
 
 test(".live()/.die()", function() {
-	expect(61);
+	expect(62);
 
 	var submit = 0, div = 0, livea = 0, liveb = 0;
 
@@ -675,6 +675,10 @@ test(".live()/.die()", function() {
 	equals( livea, 6, "stopPropagation Click on inner div" );
 	equals( liveb, 3, "stopPropagation Click on inner div" );
 
+	// Make sure click events only fire with primary click
+	var event = jQuery.Event("click"); event.button = 1; jQuery("div#nothiddendiv").trigger(event);
+	equals( livea, 6, "live secondary click" );
+
 	jQuery("div#nothiddendivchild").die("click");
 	jQuery("div#nothiddendiv").die("click");
 	jQuery("div").die("click");