//function asignar(){
//var volver = document.getElementById("volver");
//volver.onclick = function(){
//window.history.go(-1);
//return false;
//}
//}
//window.onload = function(){
//asignar();
//}

function mostrarCalendario() {
	document.getElementById('list').style.display = 'none';
	document.getElementById('cale').style.display = 'block';
}

function mostrarListado() {
	document.getElementById('cale').style.display = 'none';
	document.getElementById('list').style.display = 'block';
}

function ocultamenu(){
	  var menu = document.getElementById("documentos");
	  menu.style.display = "none";
	}

function despliegaDocumentos(){
	  var menu = document.getElementById("documentos");
	    if(menu.style.display == "none"){
	      menu.style.display = "block";
	    }
	    else{
	      menu.style.display = "none";
	    }
	}

function despliegaEsta1(){
	if(document.getElementById("esta1") != null){
	  var menu = document.getElementById("esta1");
	    if(menu.style.display == "none"){
	      menu.style.display = "block";
	    }
	    else{
	      menu.style.display = "none";
	    }
	}else{
	   var menu2 = document.getElementById("esta1Vaci");
	      if(menu2.style.display == "none"){
	        menu2.style.display = "block";
	      }
	      else{
	        menu2.style.display = "none";
	      }
	}
}

function despliegaEsta2(){
	if(document.getElementById("esta2") != null){
	  var menu = document.getElementById("esta2");
	    if(menu.style.display == "none"){
	      menu.style.display = "block";
	    }
	    else{
	      menu.style.display = "none";
	    }
	}else{
	   var menu2 = document.getElementById("esta2Vaci");
	      if(menu2.style.display == "none"){
	        menu2.style.display = "block";
	      }
	      else{
	        menu2.style.display = "none";
	      }
	}
}

function despliegaEsta3(){
	if(document.getElementById("esta3") != null){
	  var menu = document.getElementById("esta3");
	    if(menu.style.display == "none"){
	      menu.style.display = "block";
	    }
	    else{
	      menu.style.display = "none";
	    }
	}else{
	   var menu2 = document.getElementById("esta3Vaci");
	      if(menu2.style.display == "none"){
	        menu2.style.display = "block";
	      }
	      else{
	        menu2.style.display = "none";
	      }
	}
}

function despliegaEsta4(){
	if(document.getElementById("esta4") != null){
	  var menu = document.getElementById("esta4");
	    if(menu.style.display == "none"){
	      menu.style.display = "block";
	    }
	    else{
	      menu.style.display = "none";
	    }
	}else{
	   var menu2 = document.getElementById("esta4Vaci");
	      if(menu2.style.display == "none"){
	        menu2.style.display = "block";
	      }
	      else{
	        menu2.style.display = "none";
	      }
	}
}