// --------------- EXTERNAL LINKING -------------------------------------- //
function external_links() {
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName('a');
	for (var i = 0; i < anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.getAttribute('href') && anchor.getAttribute('rel') == 'external'){
			anchor.target = '_blank';
		}
	}
}
window.onload = external_links;
// --------------- DISPLAY/HIDE ELEMENTS --------------------------------- //
function display(id) {
	body = document.getElementById(id);
	if (body) {
		if (body.style.display == 'none') {	
			try {
				body.style.display = ''; //for modern browsers
			} catch(e) {
				body.style.display = 'block'; //for IE
			}
		} else {
 			body.style.display = 'none';
		}
 	}
	return false;
}