Solve the problem of the hover panel in Ajax.NET flashing when the page is loaded _ Practical tips

However, if the Panel has more content, it will be visible when the page is loaded. The contents of the panel are displayed first and then disappear for less than a second. If you hide the panel, when you click the button, display it? Of course, because the Ajax hover script is local, not back to the server, the window has been hovering out, often see a panel without any content.

To solve this problem: just add the following CSS style to the panel, and you can solve it perfectly

Copy Code code as follows:

. csshovermenu
{
Position:absolute;
Visibility:hidden;

}