function show(layerName) {
	document.getElementById(layerName).style.display ='block';
	
}

function hide(layerName) {
	document.getElementById(layerName).style.display = 'none';
}

function showHideDiv(idContainer,idShow,containerButon,buton)	
	 {
	change(containerButon,buton);
	continer = document.getElementById(idContainer); 
	divs = continer.getElementsByTagName("div"); 
	for (var i = 0; i < divs.length; i++) 
		{ 
		classDiv= divs[i].className; 
			if ( classDiv == "submeniu") 
			{ 
  				 hide(divs[i].id);
			}
			show(idShow) ;
	}
}

function change(containerButon,id_buton)
{
	continer = document.getElementById(containerButon); 
	auri = continer.getElementsByTagName("a"); 
	for (var i = 0; i < auri.length; i++) 
	{
		auri[i].className="nonslect";
		
	}


	document.getElementById(id_buton).className ='select';
	
}