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  3. Change body bgcolor on hovering a "a" link

Change body bgcolor on hovering a "a" link

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backgroundcolorjavascript
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  • B Offline
    B Offline
    baumiao
    wrote on last edited by
    #1

    Hi.
    I have put this script in "Custom <head> content" but only the " 'a' links" of nav change the color of body background. The others " 'a' links" in the "#main-region" don't work.

    Seems there is a problem between the dynamic content loading and my event jquery, right?

    <script>
    jQuery(document).ready(function(){
    jQuery("a").hover(function(){
    jQuery("body").css('background-color','red');
    });
    jQuery("a").mouseleave(function(){
    jQuery("body").css('background-color','white');
    });});
    </script>

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    • arminunruhA Online
      arminunruhA Online
      arminunruh
      Global Moderator
      wrote on last edited by
      #2

      Hey baumiao!
      Right you are :)

      Try it like this:

      <script>
      jQuery(document).on("mouseenter", "a", function(){
      jQuery("body").css("background-color", "red");
      });
      
      jQuery(document).on("mouseleave", "a", function(){
      jQuery("body").css("background-color", "black");
      });
      </script>
      

      You see, I'm writing it a bit differently, doing so called "delegated" event binding. Here is a description about it:
      https://learn.jquery.com/events/event-delegation/

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      • K Offline
        K Offline
        koliveros
        wrote on last edited by
        #3

        @arminunruh cant seem to get this to work, is there anything in the CSS i need to add?

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        0
        • mariusjopenM Offline
          mariusjopenM Offline
          mariusjopen
          Global Moderator
          wrote on last edited by
          #4

          Dear @koliveros
          can you show what you have already?

          Best!

          Marius

          www.mariusjopen.world

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