function spotlightTabs(i) {
	document.getElementById("blog").style.display = (i == "on-blog") ? "block" : "none";
	document.getElementById("features").style.display = (i == "on-features") ? "block" : "none";
	document.getElementById("clock").style.display = (i == "on-clock") ? "block" : "none";
	document.getElementById("touch").style.display = (i == "on-touch") ? "block" : "none";
	
	document.getElementById("spotlight-tab").className = i;
}

	function eventsTabs(i) {
	document.getElementById("calendar").style.display = (i == "on-calendar") ? "block" : "none";
	document.getElementById("rank").style.display = (i == "on-rank") ? "block" : "none";	
	
	document.getElementById("events-tab").className = i;
}