var dom = document.getElementById ? true:false;
var nn4 = document.layers ? true:false;
var ie4 = document.all ? true:false;
function solapas(x){
		ocultar2();
		if(ie4){
			document.all['solapas'+x].style.visibility="visible";
			document.all['solapas'+x].style.display="block";
		}
		else if(nn4){
			document.layers['solapas'+x].visibility="visible";
			document.layers['solapas'+x].display="block";
		}
		else if(dom){
			document.getElementById('solapas'+x).style.visibility="visible";
			document.getElementById('solapas'+x).style.display="block";
		}
}

function ocultar2(){
	try
	{
		if(ie4){
			for (var i=2; i<10; i++) {
				document.all['solapas'+i].style.visibility="hidden";
				document.all['solapas'+i].style.display="none";
			}
		}
		else if(nn4){
			for (var i=2; i<10; i++) {
				document.layers['solapas'+i].visibility="hidden";
				document.layers['solapas'+i].style.display="none";
			}
		}
		else if(dom){
			for (var i=2; i<10; i++) {
				document.getElementById('solapas'+i).style.visibility="hidden";
				document.getElementById('solapas'+i).style.display="none";
			}
		}
	}
	catch(e){}
}


function volverEstilo(id){
	document.all['td'+id].className = 'diaNoSeleccionado';
}
function cambioEstiloC8(id){
	if(ie4){
		for (var i=2; i<9; i++) {
			document.all['td'+i].className = 'diaNoSeleccionado';
		}
		document.all['td'+id].className = 'diaSeleccionado';
	}
	else if(nn4){
		for (var i=2; i<9; i++) {
			document.layers['td'+i].className = 'diaNoSeleccionado';
		}
		document.layers['td'+id].className = 'diaSeleccionado';
	}
	else if(dom){
		for (var i=2; i<9; i++) {
			document.getElementById('td'+i).className = 'diaNoSeleccionado';
		}
		document.getElementById('td'+id).className = 'diaSeleccionado';
	}

}