// JavaScript Document
var sSubAnt = null;
function sVisualiza(objeto,accion){
	document.getElementById(objeto).style.display = accion;
	if(sSubAnt!=null && sSubAnt != document.getElementById(objeto)){
		sSubAnt.style.display = 'none';
	}
	sSubAnt = document.getElementById(objeto);
}
var sValor = 14;
function sLetras(valor){
	if( ( sValor>12 && sValor<18 ) || (sValor==18 && valor<0) || (sValor==12 && valor>0) ){
		document.getElementById('CUERPO').style.fontSize = (sValor + valor) + "px";
		sValor += valor;
	}
}
var sPregAnt = null;
var sImgeAnt = null;
function sPreguntas(objeto,accion,imagen){
	document.getElementById(objeto).style.display = accion;
	document.getElementById(imagen).style.backgroundPosition = 'bottom left';
	if( ( sPregAnt!=null && sPregAnt != document.getElementById(objeto) ) || sPregAnt == document.getElementById(objeto) ){
		sPregAnt.style.display = 'none';
		sImgeAnt.style.backgroundPosition = 'top left';
	}
	sPregAnt = ( sPregAnt != document.getElementById(objeto) ) ? document.getElementById(objeto) : null ;
	sImgeAnt = ( sImgeAnt != document.getElementById(imagen) ) ? document.getElementById(imagen) : null ;
}
function sComprueba(){
	if(sSubAnt!=null){
		sSubAnt.style.display = 'none';
	}
	sSubAnt = null;
}
function sCambia(objeto,valor){
	if(valor=="0") document.getElementById(objeto).style.backgroundPosition = 'bottom left';
	if(valor=="1") document.getElementById(objeto).style.backgroundPosition = 'top left';
}

function sMuestra( sBlock , sNone ) {
	
	if(sBlock != null && typeof(sBlock) == 'object' )
		for(i=0;i<sBlock.length;i++) document.getElementById(sBlock[i]).style.display = "block";
	else if(sBlock != null && typeof(sBlock) == 'string' )
		document.getElementById(sBlock).style.display = "block";

	if(sNone != null && typeof(sNone) == 'object' )
		for(i=0;i<sNone.length;i++) document.getElementById(sNone[i]).style.display = "none";
	else if(sNone != null && typeof(sNone) == 'string' ) 
		document.getElementById(sNone).style.display = "block";

}