If your website is using ASP.NET Menu Control, the menu part will not work in Google Chrome browser and Apple Safari browser. The look and feel of the main menu is different. Submenu does not show up.
There is an easy fix for this problem. Just copy and paste the following codes to your page load event of your code behind master page file. You may need to copy it to every page if you do not use master page.
Partial Class Main
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
If Request.UserAgent.IndexOf("AppleWebKit") > 0 Then