// <![CDATA[

function setlinks(linkclass) {
	links = document.getElementsByTagName('a');
	for(i in links) {
		if (links[i].className==linkclass) {
			links[i].onclick=function linkblank(event) {
				window.open(this.href,'_blank');
				return false;
			}
		};
	}
}

function load() {
	setlinks('extlink');
	setlinks('extlinknone');
}

function show(n) {
	hideall();
	if (document.getElementById) {
		if (n==1) {
			document.getElementById('site1').style.display = 'block';
			document.getElementById('siteimg1').style.backgroundPosition = '0 0';
		}
		if (n==2) {
			document.getElementById('site2').style.display = 'block';
			document.getElementById('siteimg2').style.backgroundPosition = '0 0';
		}
		if (n==3) {
			document.getElementById('site3').style.display = 'block';
			document.getElementById('siteimg3').style.backgroundPosition = '0 0';
		}
	}
}

function hideall() {
	if (document.getElementById) {
		document.getElementById('site1').style.display = 'none';
		document.getElementById('site2').style.display = 'none';
		document.getElementById('site3').style.display = 'none';
		document.getElementById('siteimg1').style.backgroundPosition = '0 -105px';
		document.getElementById('siteimg2').style.backgroundPosition = '0 -105px';
		document.getElementById('siteimg3').style.backgroundPosition = '0 -105px';
	}
}

// ]]>