function rollOn(obj){
	file=obj.src;
	obj.src=file.replace('_Off','_On');
}

function rollOff(obj){
	file=obj.src;
	obj.src=file.replace('_On','_Off');
}

function validarEmail(valor) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(valor)){
		return (true);
	} else {
		return (false);
	}
}

function ActivarBotonera(idlayer){
	if(document.getElementById('boton'+idlayer).className=='Botonera_Off'){
		document.getElementById('boton'+idlayer).className='Botonera_On';
		rollOn(document.getElementById('Ico'+idlayer));
	}
}
function DesactivarBotonera(idlayer){
	if(document.getElementById('boton'+idlayer).className=='Botonera_On'){
		document.getElementById('boton'+idlayer).className='Botonera_Off';
		rollOff(document.getElementById('Ico'+idlayer));
	}
}
;