/*

	HIGHLIGHT NEARBY LINKS

	Description: If two links are next to each other so it's hard to tell if they are one link or two separate ones (such as [[New York]] [[City]]),

		both links will be underlined so that it is clear that they are separate.

*/



if (typeof(unsafeWindow) != 'undefined')

{

	mw = unsafeWindow.mw;

}



$(highlightNearbyLinks);



function highlightNearbyLinks()

{

	if (!(mw.config.get('wgAction') == 'view' || (mw.config.get('wgPageName') == 'Wikipedia:Sandbox' && mw.config.get('wgAction') == 'submit'))) return false;

	

	mw.util.addCSS('a.highlight-nearby { text-decoration: underline; }');

	mw.util.addCSS('a.highlight-nearby:hover { text-decoration: none; }');

	

	var bodyId = mw.config.get('wgPageName') == 'Wikipedia:Sandbox' && mw.config.get('wgAction') == 'submit' ? 'wikiPreview' : 'bodyContent';

	var body = $('#' + bodyId);

	if (!body.length) return false;

	var links = $('a', body);

	

	// loop through links in page body

	links.each(function()

	{

		var link = $(this);

		var next = link.next();

		

		// NOT: next node is a link, preceded by spaces

		// NOT: next node is a link and is also the next sibling

		if (!(next.length && next0].nodeName == 'A' && ((link0].nextSibling.nodeType == 3 && link0].nextSibling.nodeValue.replace(/ /g, '') == '') || link0].nextSibling == next0]))) return true;

		

		// NOT: current and next links are not images

		if (!(!link.hasClass('image') && !next.hasClass('image'))) return true;

		

		// this is a refname

		if ((link.children().length && link.children().first()[0].nodeName == 'SUP') || (next.children().length && next.children().first()[0].nodeName == 'SUP')) return true;

		

		link.addClass('highlight-nearby');

		next.addClass('highlight-nearby');

	});

}