MediaWiki:Common.js

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

function docReady(fn) {
    // see if DOM is already available
    if (document.readyState === "complete" || document.readyState === "interactive") {
        // call on next available tick
        setTimeout(fn, 1);
    } else {
        document.addEventListener("DOMContentLoaded", fn);
    }
}    

function formatDPLGallery(){
	var gallery = document.querySelector('.gallerytext');
	var galleryText = gallery.innerText;
	galleryText.indexOf("\n");
	galleryText = galleryText.slice(0,21);
}

docReady(formatDPLGallery());