function makeActive(tab) {
	document.getElementById("tab1").className = "";
	document.getElementById("tab2").className = "";
	document.getElementById("tab3").className = "";
	document.getElementById("tab4").className = "";
	document.getElementById("tab5").className = "";
	document.getElementById("tab6").className = "";
	document.getElementById("tab7").className = "";
	document.getElementById("tab8").className = "";
	document.getElementById("tab9").className = "";
	document.getElementById("tab10").className = "";
	document.getElementById("tab11").className = "";
	document.getElementById("tab12").className = "";
	document.getElementById("tab13").className = "";
	document.getElementById("tab14").className = "";
	document.getElementById("tab"+tab).className = "active";
	callAHAH('/includes/directions.php?content= '+tab, 'content', 'getting content for tab '+tab+'. Wait...', 'Error');
currentTab = tab;
}

function nextTab () {
	if (currentTab !== 14) {
		currentTab = currentTab+1;
	}
	makeActive(currentTab);
}

function lastTab () {
	if (currentTab !== 1) {
		currentTab = currentTab-1;
	}
	makeActive(currentTab);
}