function tabFeatures() {

	var card1 = document.getElementById("card1");
	var tab1 = document.getElementById("tab1");
	var card2 = document.getElementById("card2");
	var tab2 = document.getElementById("tab2");
	
	if (tab1.className == "unselected1") {
		card1.style.display = "block";
		card2.style.display = "none";
		tab1.className = "selected1";
		tab2.className = "unselected2";
						}  
						else {
		return false;
	}

}
function tabAddons() {

	var card1 = document.getElementById("card1");
	var tab1 = document.getElementById("tab1");
	var card2 = document.getElementById("card2");
	var tab2 = document.getElementById("tab2");
	
	if (tab2.className == "unselected2") {
		card1.style.display = "none";
		card2.style.display = "block";
		tab1.className = "unselected1";
		tab2.className = "selected2";
						}  
						else {
		return false;
	}
}
function tabFaq() {

	var card1 = document.getElementById("card1");
	var tab1 = document.getElementById("tab1");
	var card2 = document.getElementById("card2");
	var tab2 = document.getElementById("tab2");
	
	if (tab1.className == "unselectedbig") {
		card1.style.display = "block";
		card2.style.display = "none";
		tab1.className = "selectedbig";
		tab2.className = "unselectedbig2";
						}  
						else {
		return false;
	}

}