function muestra (var1){
	switch (var1){
    case 1: { 
		document.getElementById("d1").style.display="block";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 2: { 
		document.getElementById("d1").style.display="none";
		//document.getElementById("d2").style.display="block";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 3: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="block";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 4: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="block";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 5: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="block";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 6: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="block";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 7: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="block";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 8: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="block";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 9: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="block";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
    case 10: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="block";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break;
		}    
		case 11: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="block";
		document.getElementById("d13").style.display="none";
		break;
		}  
		case 13: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="block";
		break;
		}  
    default: { 
		document.getElementById("d1").style.display="none";
//		document.getElementById("d2").style.display="none";
		document.getElementById("d3").style.display="none";
		document.getElementById("d4").style.display="none";
		document.getElementById("d5").style.display="none";
		document.getElementById("d6").style.display="none";
		document.getElementById("d7").style.display="none";
		document.getElementById("d8").style.display="none";
		document.getElementById("d9").style.display="none";
		document.getElementById("d10").style.display="none";
		document.getElementById("d11").style.display="none";
		document.getElementById("d13").style.display="none";
		break; 
		}
  }
}