function show_layer (nlayer) {
	if (nlayer=="articles") {
		document.getElementById("articles").style.display="block";
		document.getElementById("articles-all").style.display="none";
	} else
	if (nlayer=="articles-all") {
		document.getElementById("articles").style.display="none";
		document.getElementById("articles-all").style.display="block";
	} else
	if (nlayer=="sites") {
		document.getElementById('sitesdiv').style.height='390';
		document.getElementById('fstylediv').style.height='0';
		document.getElementById("pre").href="javascript:stepcarousel.stepBy('sitesdiv', -1);";
		document.getElementById("nex").href="javascript:stepcarousel.stepBy('sitesdiv', 1);";
		document.getElementById("left").style.display="block";
		document.getElementById("tuning").style.display="none";
		document.getElementById("tuning-new").style.display="block";
		document.getElementById("tuning-new-act").style.display="none";
		document.getElementById("tuning-new-act-r").style.display="none";
		document.getElementById("tuning-new-act-rs").style.display="block";
		document.getElementById("afisha").style.display="none";

		document.getElementById("right").style.display="none";
		document.getElementById("sites").style.display="block";
		document.getElementById("fstyle").style.display="none";
		document.getElementById("billboard").style.display="none";
	} else
	if (nlayer=="fstyle") {
		document.getElementById('sitesdiv').style.height='0';
		document.getElementById('fstylediv').style.height='390';
		document.getElementById("pre").href="javascript:stepcarousel.stepBy('fstylediv', -1);";
		document.getElementById("nex").href="javascript:stepcarousel.stepBy('fstylediv', 1);";
		document.getElementById("left").style.display="block";
		document.getElementById("tuning").style.display="none";
		document.getElementById("tuning-new").style.display="block";
		document.getElementById("tuning-new-act").style.display="none";
		document.getElementById("tuning-new-act-r").style.display="none";
		document.getElementById("tuning-new-act-rs").style.display="block";
		document.getElementById("afisha").style.display="none";
		
		document.getElementById("right").style.display="none";
		document.getElementById("sites").style.display="none";
		document.getElementById("fstyle").style.display="block";
		document.getElementById("billboard").style.display="none";
	} else
	if (nlayer=="billboard") {
		document.getElementById("left").style.display="block";
		document.getElementById("tuning").style.display="none";
		document.getElementById("tuning-new").style.display="block";
		document.getElementById("tuning-new-act").style.display="none";
		document.getElementById("tuning-new-act-r").style.display="none";
		document.getElementById("tuning-new-act-rs").style.display="block";
		document.getElementById("afisha").style.display="none";

		document.getElementById("right").style.display="none";
		document.getElementById("sites").style.display="none";
		document.getElementById("fstyle").style.display="none";
		document.getElementById("billboard").style.display="block";
	} else
	if (nlayer=="tuning") {
		document.getElementById("left").style.display="none";
		document.getElementById("tuning").style.display="block";
		document.getElementById("tuning-new").style.display="none";
		document.getElementById("tuning-new-act").style.display="block";
		document.getElementById("tuning-new-act-r").style.display="block";
		document.getElementById("tuning-new-act-rs").style.display="none";
		document.getElementById("afisha").style.display="none";

		document.getElementById("right").style.display="block";
		document.getElementById("sites").style.display="none";
		document.getElementById("fstyle").style.display="none";
		document.getElementById("billboard").style.display="none";
	} else
	if (nlayer=="afisha") {
		document.getElementById("left").style.display="none";
		document.getElementById("tuning").style.display="none";
		document.getElementById("tuning-new").style.display="block";
		document.getElementById("tuning-new-act").style.display="none";
		document.getElementById("tuning-new-act-r").style.display="none";
		document.getElementById("tuning-new-act-rs").style.display="block";
		document.getElementById("afisha").style.display="block";

		document.getElementById("right").style.display="block";
		document.getElementById("sites").style.display="none";
		document.getElementById("fstyle").style.display="none";
		document.getElementById("billboard").style.display="none";
	}
}