var tabs = new Array('tab1', 'tab2');

function activateTab(tab)
{
	for (i = 0; i < tabs.length; i++) {
		if (document.getElementById(tabs[i])) {
			document.getElementById(tabs[i]).style.display = 'none';
		}
	}
	
	document.getElementById(tab).style.display = 'block';
	
	if (tab == 'tab1') {	
		document.getElementById('local').className = 'active';
		document.getElementById('world').className = 'none';
	}
	
	if (tab == 'tab2') {	
		document.getElementById('world').className = 'active';
		document.getElementById('local').className = 'none';
	}
}

function writeEmail(name, domain)
{
	document.write('<a href="mailto:' + name + String.fromCharCode(64) + domain + '">' + name + String.fromCharCode(64) + domain + '</a>');
}