Aurora Dot

Display a red dot on your position on the aurora forecast website

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name       Aurora Dot
// @namespace  http://www.swpc.noaa.gov/products/aurora-30-minute-forecast
// @version    1.0
// @description Display a red dot on your position on the aurora forecast website
// @include        http://www.swpc.noaa.gov/products/aurora-30-minute-forecast
// @copyright  2012+, TKWE
// ==/UserScript==

var x = 333;
var y = 563;

var matchingElements = [];
var divElements = document.getElementsByTagName('div');

for (var i = 0; i < divElements.length; i++)
{
  if (divElements[i].className == 'block block-delta-blocks block-page-title block-delta-blocks-page-title even block-without-title')
  {
    // Element exists with attribute. Add to array.
    matchingElements.push(divElements[i]);
  }
}

matchingElements[0].innerHTML = matchingElements[0].innerHTML.replace('</div>\n  </div>','</div>\n  </div>\n<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==" style="position: absolute; top: '+y+'px; left: '+x+'px; height: 4px; width: 4px; z-index:5;"/>');