function showLinkage1() {
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "notCurrent";
}

function showLinkage2() {
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "current";
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "notCurrent";
}

function showLinkage3() {
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "current";
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "notCurrent";
}

function showLinkage4() {
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "current";
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "notCurrent";
}

function showLinkage5() {
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "current";
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "notCurrent";
}

function showLinkage6() {
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "current";
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "notCurrent";
}

function showLinkage7() {
	var elem = document.getElementById("whatWeDoP7Link");
	elem.className = "current";
	var elem = document.getElementById("whatWeDoP2Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP3Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP4Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP5Link");
	elem.className = "notCurrent";
	var elem = document.getElementById("whatWeDoP6Link");
	elem.className = "notCurrent";
}


function showImage1() {
	hideLink("lauraLink");
	hideLink("magnusLink");
	showLink("johnLink");
	var elem = document.getElementById("johnLink");
	elem.className = "johnOn";
	var elem = document.getElementById("magnusLink");
	elem.className = "magnusOff";
	var elem = document.getElementById("lauraLink");
	elem.className = "lauraOff";
}

function showImage2() {
	hideLink("lauraLink");
	hideLink("johnLink");
	showLink("magnusLink");
	var elem = document.getElementById("magnusLink");
	elem.className = "magnusOn";
	var elem = document.getElementById("johnLink");
	elem.className = "johnOff";
	var elem = document.getElementById("lauraLink");
	elem.className = "lauraOff";
}

function showImage3() {
	hideLink("johnLink");
	hideLink("magnusLink");
	showLink("lauraLink");
	var elem = document.getElementById("lauraLink");
	elem.className = "lauraOn";
	var elem = document.getElementById("johnLink");
	elem.className = "johnOff";
	var elem = document.getElementById("magnusLink");
	elem.className = "magnusOff";
}

function showLink(elemId) {
	var elem = document.getElementById(elemId);
}

function hideLink(elemId) {
	var elem = document.getElementById(elemId);
}