MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */

//this snippet will hide the page title if the Template:NO_TITLE is included in a page via {{NO_TITLE}}
$(document).ready(function() {
    var noPageTitleToken= document.getElementsByClassName('mw_hide_page_title');
    if(noPageTitleToken.length>0){
        header = document.getElementById('firstHeading');
        if(header){
            header.style.display = "none";
        } 
    }
});