/* 新規ウィンドウオープン
------------------------------------------------------------*/
function relTags() {
	if (document.getElementsByTagName) {
		var anchors = document.getElementsByTagName( "a" );
		for (var loop = 0; loop < anchors.length; loop++) {
			var anchor = anchors[loop];
			if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
				anchor.target = "_blank";
			}
		}
	}
}

window.onload = function() {
	relTags();
}