function externalLinks() {
	if(!document.getElementsByTagName) return;
		var anchors = document.getElementsByTagName("a");
	for(var i=0; i<anchors.length; i++)
		if(anchors[i].getAttribute("href") && anchors[i].getAttribute("rel") == "external")
			anchors[i].target = "_blank";
	}
window.onload = externalLinks;

function trigTag(id) {
	var StaticRegExp = new RegExp(/tag[0-9]+/);
	var anchors = document.getElementsByTagName("div");
	for(var i = 0; i < anchors.length; i++)
		if(anchors[i].id.match(StaticRegExp))
			if(anchors[i].id == id)
				if(anchors[i].style.display == 'block')
					anchors[i].style.display = 'none'
				else
					anchors[i].style.display = 'block';
			else
				anchors[i].style.display = 'none';
	return true;
	}