// ==UserScript==
// @name          Google Own Language
// @description   Adds linkage to google.com's results in prefered (NL/EN)) language
// @include       *.google.*q=*
// @version       0.5b

// ==/UserScript==
/*
* Author: Korneel Wever (korneelwever@gmail.com)
* Version: 0.5
* use de GM menu to set country codes and linksize.
*/
GM_registerMenuCommand('Set Country Codes', setCodes);
GM_registerMenuCommand('Set Font Size', setSize);
var a_country = GM_getValue('a_country', 'ru,en');
var a_country = a_country.split(',');
var linkSize = GM_getValue('linkSize', '10px');
searchLanguages();

function searchLanguages(){
    newURL = window.location.href.replace(/hl=[\w]{2,}/, ''); //remove old params.
    newURL = newURL.replace(/&$/, '');
    newURL = newURL.replace(/&lr=[\w_]{2,}/, '');
    newURL = newURL.replace(/&meta=[\w\d_%]{2,}/, '');
    newURL = newURL.replace(/&btnG=[\w\+]{2,}/, '');
    newURL = newURL.replace(/&ned=[\w\+]{2,}/, '');
    activeCountry = document.domain.split('.')[2];
    activeCountry == 'com' ? activeCountry = 'en' : ''; //swap for com to english
    if(window.location.href.indexOf('hl=', 0) != -1){ //swap to url param
        activeCountry = window.location.href.substring(window.location.href.indexOf('hl=', 0)+3,window.location.href.indexOf('hl=', 0)+5)
    }
    pN = document.forms[0].elements[2].parentNode;
    if(pN.nextSibling)
    {
        pN.nextSibling.vAlign = 'top';
    }
    tN = document.createElement('span');
    tN.appendChild(document.createElement('br'));
    tN.style.fontSize = linkSize;
    for(i=0; i<a_country.length; i++)
    {
        if(activeCountry != a_country[i]){
            a = document.createElement('a');
            a.innerHTML = a_country[i];
            a.href = newURL+'&hl='+a_country[i];
            tN.appendChild(a);
            tN.innerHTML += '&nbsp;';
            a = document.createElement('a');
            a.innerHTML = a_country[i]+'-'+a_country[i];
            a.href = newURL+'&hl='+a_country[i]+'&lr=lang_'+a_country[i];
            tN.appendChild(a);
            tN.innerHTML += '&nbsp;';
        }
    }
    pN.appendChild(tN);
}
function setCodes()
{
    reply = prompt('Please set Language tags, separate by comma.\n Currently you have:', GM_getValue('a_country','nl,en'));
    GM_setValue('a_country', reply);
}
function setSize()
{
    reply = prompt('Please set link size.\n Currently you have:', GM_getValue('linkSize','10px'));
    GM_setValue('linkSize', reply);
}