Replaces Aynen to Evet.

aynen.js

// ==UserScript==
// @name Aynen Filter
// @namespace
// @description Replaces Aynen
// @include *
// @match      *://*/*
// ==/UserScript==

document.body.addEventListener("DOMSubtreeModified", change, false);
change();

function change(){
    var replacements, regex, textnodes, key, node, s;
    
    
    
    replacements = {
        "Aynen":"Evet",
        "aynen":"evet",
    };
    
    regex = {};
    for (key in replacements) {
        regex[key] = new RegExp(key, 'g');
    }
    
    textnodes = document.evaluate(
        "//text()",
        document,
        null,
        XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
        null
    );
    
    for (var i = 0; i < textnodes.snapshotLength; i++) {
        node = textnodes.snapshotItem(i);
        s = node.data;
        for (key in replacements) {
            s = s.replace(regex[key], replacements[key]);
        }
        node.data = s;
    }
}