/**
 * External Link
 * 
 * Copyright (c) 2009 Kyosuke Nakamura (kyosuke.jp)
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 */

$(function(){
	var siteUri = 'http://www.impulse-jp.net/';
	var windowOpen = true;
	var externalClass = 'externalLink';
	var externalIconSrc = 'images/icon_external.png';
	var externalIconClass = 'externalIcon';
	var pdfIconSrc = 'img/icon_pdf.png';
	var pdfIconClass = 'pdfIcon';

	var externalLinks = $('a[href^="http://"]').not('a[href^="' + siteUri + '"]');
	if (windowOpen) {
		externalLinks.click(function(){
			window.open($(this).attr('href'), '_blank');
			return false;
		});
	}
	externalLinks.addClass(externalClass);

	if (externalIconSrc) {
		externalLinks.not(':has(img)').after($('<img src="' + externalIconSrc + '" class="' + externalIconClass + '" />'));
	}
	var pdfLinks = $('a[href$=".pdf"]');
	if (pdfIconSrc) {
		pdfLinks.not(':has(img)').after($('<img src="' + pdfIconSrc + '" class="' + pdfIconClass + '" />'));
	}
});