Question

I need to trigger click on some keypress action, also if it’s a up or down key on my keybord script will be removing some class from specify element. So keypress is working but trigger and up down press not, this is my code, ths for help.

$('.main_search_field').keypress(function(evt){
    $('.live_search_plugin').addClass('visible');

    var scroll_pane = $('.scroll-pane');
        scroll_pane.click();
        scroll_pane.trigger('click');
    if (evt.keyCode == 40) {
        $('.live_search_list ul li').removeClass('active');    
    }
});  

Answer 1

You can try following code:

var e = jQuery.Event("keypress");
e.which = 50;
$(".main_search_field").trigger(e);

In e.which put code for required character.