Note: After saving, you have to bypass your browser's cache to see the changes. Internet Explorer: press Ctrl-F5, Mozilla: hold down Shift while clicking Reload (or press Ctrl-Shift-R), Opera/Konqueror: press F5, Safari: hold down Shift + Alt while clicking Reload, Chrome: hold down Shift while clicking Reload.
$(document).bind('slideshow', function(evt, st, x) {
        if (!st || !x) return;
        if ('starting' !== st) return;
 
        // The following lines are just examples. 
        // You can remove a complete line to use the defaults or change the values
        x.autoPlay = true;   // same as gsAutoPlay but use only true or false
        x.delay = 10000;     // same as gsDelay
        x.cmdir = 'desc';    // same as gsDir but use only 'asc' or 'desc', NOT 0 or 1
 
        // number of days to save the position where you have left the slideshow
        x.lastPositionExpiry = 1; // -1 to delete the cookie when you close your browser (session-cookie)
        x.defaultTransitionDuration = 2000;
});
if ("UploadWizard" === mw.config.get('wgCanonicalSpecialPageName')) {
	mw.loader.using('ext.uploadWizard', function () {
		try {
			var autoAdd = mw.config.get('UploadWizardConfig').autoAdd;
 
			// Add a custom category to all my upload wizard uploads
			autoAdd.categories.push("EBYABEE");
			// Add a custom license tag to all my files uploaded using the sorcerer
			// autoAdd.wikitext += "{{My custom information or re-using tag}}";
 
		} catch (ex) {
			mw.log("Injecting user-category into UploadWizard failed.", ex);
		}
	});
}
mw.loader.load('//en.wikipedia.org/w/index.php?title=User:Joeytje50/JWB.js/load.js&action=raw&ctype=text/javascript');