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Display a red dot on your position on the aurora forecast website
// ==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;"/>');