function muestraOcultaSubBt(idlayer){
	if(document.getElementById(idlayer).className=='gDisplayNone'){
		document.getElementById(idlayer).className='gDisplayBlock';
	}else{
		document.getElementById(idlayer).className='gDisplayNone';
	}
}

function apagaSubBotonera(){
	objsubbotonera=document.getElementById('subBtPcipal_1');
	objsubbotonera.className=objsubbotonera.className.replace('_On','_Off');
	objsubbotonera=document.getElementById('subBtPcipal_2');
	objsubbotonera.className=objsubbotonera.className.replace('_On','_Off');
	objsubbotonera=document.getElementById('subBtPcipal_3');
	objsubbotonera.className=objsubbotonera.className.replace('_On','_Off');
	objsubbotonera=document.getElementById('subBtPcipal_4');
	objsubbotonera.className=objsubbotonera.className.replace('_On','_Off');
	objsubbotonera=document.getElementById('subBtPcipal_5');
	objsubbotonera.className=objsubbotonera.className.replace('_On','_Off');
	objsubbotonera=document.getElementById('subBtPcipal_6');
	objsubbotonera.className=objsubbotonera.className.replace('_On','_Off');
}

function cambiaEstadoOn(obj,subbotonera){
	objsubbotoneraactual=document.getElementById(subbotonera);
	obj.className=obj.className.replace('_Off','_On');
	apagaSubBotonera();
	objsubbotoneraactual.className=objsubbotoneraactual.className.replace('_Off','_On');		
}

function cambiaEstadoOff(obj,subbotonera){
	objsubbotoneraactual=document.getElementById(subbotonera);
	obj.className=obj.className.replace('_On','_Off');
	apagaSubBotonera();
	objsubbotoneraactual.className=objsubbotoneraactual.className.replace('_On','_Off');
}

function estadoOn(id){cambiaEstadoOn(document.getElementById(id),'sub'+id);}
function estadoOff(id){cambiaEstadoOff(document.getElementById(id),'sub'+id);}