function showdiv(id) {
	document.getElementById(id).className = 'divShown';
}
function hidediv(id) {
	document.getElementById(id).className = 'divHidden';
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
// Character counter for form fields 

function getObject(obj) {
  var theObj;
  if(document.all) {
    if(typeof obj=="string") {
      return document.all(obj);
    } else {
      return obj.style;
    }
  }
  if(document.getElementById) {
    if(typeof obj=="string") {
      return document.getElementById(obj);
    } else {
      return obj.style;
    }
  }
  return null;
}

//Count characters in textarea.
function Contar(entrada,salida,texto,characters) {
  var entradaObj=getObject(entrada);
  var salidaObj=getObject(salida);
  var longitud=characters - entradaObj.value.length;
  if(longitud <= 0) {
    longitud=0;
    texto='<span class="disable"> '+texto+' </span>';
    entradaObj.value=entradaObj.value.substr(0,characters);
  }
  salidaObj.innerHTML = texto.replace("{CHAR}",longitud);
}

// END character counter for form fields