// --------------------------- Funciones adicionales ------------------------



// ------------------------------------------------------------------------------


//valida correo electronico

function emailCheck (emailStr) {

var emailPat=/^(.+)@(.+)$/
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
var validChars="\[^\\s" + specialChars + "\]"
var quotedUser="(\"[^\"]*\")"
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
var atom=validChars + '+'
var word="(" + atom + "|" + quotedUser + ")"
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
var matchArray=emailStr.match(emailPat)

if (matchArray==null) {

	alert("La dirección de e-mail no es valida (revise @ y .'s)")

	return false

}
var user=matchArray[1]
var domain=matchArray[2]
if (user.match(userPat)==null) {
alert("EL nombre de usuario no es valido.")
return false
}
var IPArray=domain.match(ipDomainPat)

if (IPArray!=null) {

	  for (var i=1;i<=4;i++) {

	if (IPArray[i]>255) {

	    alert("La dirección IP no es valida!")

		return false
	}
}
return true
}

var domainArray=domain.match(domainPat)

if (domainArray==null) {

	alert("EL nombre del dominio no es valido.")

return false

}

var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length
if (domArr[domArr.length-1].length<2 || 
domArr[domArr.length-1].length>3) {

alert("La dirección de internet del dominio de servidor de correo debe tener tres letras (Por ejemplo: .com, .net, .edu), o dos letras del pais.")
   return false

}

if (len<2) {

   var errStr="La dirección no contiene el nombre de dominio!"

   alert(errStr)

   return false

}

return true;

}

/////////////////
// funciones para validar entrada de fechas ***************************************************
<!-- Begin
// Check browser version

var isNav4 = false, isNav5 = false, isIE4 = false

var strSeperator = "/"; 

// If you are using any Java validation on the back side you will want to use the / because 

// Java date validations do not recognize the dash as a valid date separator.

var vDateType = 3; // Global value for type of date format

//                1 = mm/dd/yyyy

//                2 = yyyy/dd/mm  (Unable to do date check at this time)

//                3 = dd/mm/yyyy

var vYearType = 4; //Set to 2 or 4 for number of digits in the year for Netscape

var vYearLength = 2; // Set to 4 if you want to force the user to enter 4 digits for the year before validating.

var err = 0; // Set the error code to a default of zero

if(navigator.appName == "Netscape") {

if (navigator.appVersion < "5") {

isNav4 = true;

isNav5 = false;

}

else

if (navigator.appVersion > "4") {

isNav4 = false;

isNav5 = true;

   }

}

else {

isIE4 = true;

}

function DateFormat(vDateName, vDateValue, e, dateCheck, dateType) {

vDateType = dateType;

// vDateName = object name

// vDateValue = value in the field being checked

// e = event

// dateCheck 

// True  = Verify that the vDateValue is a valid date

// False = Format values being entered into vDateValue only

// vDateType

// 1 = mm/dd/yyyy

// 2 = yyyy/mm/dd

// 3 = dd/mm/yyyy

//Enter a tilde sign for the first number and you can check the variable information.

if (vDateValue == "~") {

alert("AppVersion = "+navigator.appVersion+" \nNav. 4 Version = "+isNav4+" \nNav. 5 Version = "+isNav5+" \nIE Version = "+isIE4+" \nYear Type = "+vYearType+" \nDate Type = "+vDateType+" \nSeparator = "+strSeperator);

vDateName.value = "";

vDateName.focus();

return true;

}

var whichCode = (window.Event) ? e.which : e.keyCode;

// Check to see if a seperator is already present.

// bypass the date if a seperator is present and the length greater than 8

if (vDateValue.length > 8 && isNav4) {

if ((vDateValue.indexOf("-") >= 1) || (vDateValue.indexOf("-") >= 1))

return true;

}

//Eliminate all the ASCII codes that are not valid

var alphaCheck = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/-";

if (alphaCheck.indexOf(vDateValue) >= 1) {

if (isNav4) {

vDateName.value = "";

vDateName.focus();

vDateName.select();

return false;

}

else {

vDateName.value = vDateName.value.substr(0, (vDateValue.length-1));

return false;

   }

}

if (whichCode == 8) //Ignore the Netscape value for backspace. IE has no value

return false;

else {

//Create numeric string values for 0123456789/

//The codes provided include both keyboard and keypad values

var strCheck = '47,48,49,50,51,52,53,54,55,56,57,58,59,95,96,97,98,99,100,101,102,103,104,105';

if (strCheck.indexOf(whichCode) != -1) {

if (isNav4) {

if (((vDateValue.length < 6 && dateCheck) || (vDateValue.length == 7 && dateCheck)) && (vDateValue.length >=1)) {

alert("La Fecha no es Válida\nEl Formato debe ser dd/mm/año ejemplo: 02/11/2001 (2 de noviembre de 2001");

vDateName.value = "";

vDateName.focus();

vDateName.select();

return false;

}

if (vDateValue.length == 6 && dateCheck) {

var mDay = vDateName.value.substr(2,2);

var mMonth = vDateName.value.substr(0,2);

var mYear = vDateName.value.substr(4,4)

//Turn a two digit year into a 4 digit year

if (mYear.length == 2 && vYearType == 4) {

var mToday = new Date();

//If the year is greater than 30 years from now use 19, otherwise use 20

var checkYear = mToday.getFullYear() + 30; 

var mCheckYear = '20' + mYear;

if (mCheckYear >= checkYear)

mYear = '19' + mYear;

else

mYear = '20' + mYear;

}

var vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;

if (!dateValid(vDateValueCheck)) {

alert("La Fecha no es Válida\nEl Formato debe ser dd/mm/año ejemplo: 02/11/2001 (2 de noviembre de 2001");

vDateName.value = "";

vDateName.focus();

vDateName.select();

return false;

}

return true;

}

else {

// Reformat the date for validation and set date type to a 1

if (vDateValue.length >= 8  && dateCheck) {

if (vDateType == 1) // mmddyyyy

{

var mDay = vDateName.value.substr(2,2);

var mMonth = vDateName.value.substr(0,2);

var mYear = vDateName.value.substr(4,4)

vDateName.value = mMonth+strSeperator+mDay+strSeperator+mYear;

}

if (vDateType == 2) // yyyymmdd

{

var mYear = vDateName.value.substr(0,4)

var mMonth = vDateName.value.substr(4,2);

var mDay = vDateName.value.substr(6,2);

vDateName.value = mYear+strSeperator+mMonth+strSeperator+mDay;

}

if (vDateType == 3) // ddmmyyyy

{

var mMonth = vDateName.value.substr(2,2);

var mDay = vDateName.value.substr(0,2);

var mYear = vDateName.value.substr(4,4)

vDateName.value = mDay+strSeperator+mMonth+strSeperator+mYear;

}

//Create a temporary variable for storing the DateType and change

//the DateType to a 1 for validation.

var vDateTypeTemp = vDateType;

vDateType = 1;

var vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;

if (!dateValid(vDateValueCheck)) {

alert("Invalid Date\nPlease Re-Enter");

vDateType = vDateTypeTemp;

vDateName.value = "";

vDateName.focus();

vDateName.select();

return false;

}

vDateType = vDateTypeTemp;

return true;

}

else {

if (((vDateValue.length < 8 && dateCheck) || (vDateValue.length == 9 && dateCheck)) && (vDateValue.length >=1)) {

alert("Invalid Date\nPlease Re-Enter");

vDateName.value = "";

vDateName.focus();

vDateName.select();

return false;

         }

      }

   }

}

else {

// Non isNav Check

if (((vDateValue.length < 8 && dateCheck) || (vDateValue.length == 9 && dateCheck)) && (vDateValue.length >=1)) {

alert("La Fecha no es Válida\nEl Formato debe ser dd/mm/año ejemplo: 02/11/2001 (2 de noviembre de 2001");

vDateName.value = "";

vDateName.focus();

return true;

}

// Reformat date to format that can be validated. mm/dd/yyyy

if (vDateValue.length >= 8 && dateCheck) {

// Additional date formats can be entered here and parsed out to

// a valid date format that the validation routine will recognize.

if (vDateType == 1) // mm/dd/yyyy

{

var mMonth = vDateName.value.substr(0,2);

var mDay = vDateName.value.substr(3,2);

var mYear = vDateName.value.substr(6,4)

}

if (vDateType == 2) // yyyy/mm/dd

{

var mYear = vDateName.value.substr(0,4)

var mMonth = vDateName.value.substr(5,2);

var mDay = vDateName.value.substr(8,2);

}

if (vDateType == 3) // dd/mm/yyyy

{

var mDay = vDateName.value.substr(0,2);

var mMonth = vDateName.value.substr(3,2);

var mYear = vDateName.value.substr(6,4)

}

if (vYearLength == 4) {

if (mYear.length < 4) {

alert("La Fecha no es Válida\nEl Formato debe ser dd/mm/año ejemplo: 02/11/2001 (2 de noviembre de 2001");

vDateName.value = "";

vDateName.focus();

return true;

   }

}

// Create temp. variable for storing the current vDateType

var vDateTypeTemp = vDateType;

// Change vDateType to a 1 for standard date format for validation

// Type will be changed back when validation is completed.

vDateType = 1;

// Store reformatted date to new variable for validation.

var vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;

if (mYear.length == 2 && vYearType == 4 && dateCheck) {

//Turn a two digit year into a 4 digit year

var mToday = new Date();

//If the year is greater than 30 years from now use 19, otherwise use 20

var checkYear = mToday.getFullYear() + 30; 

var mCheckYear = '20' + mYear;

if (mCheckYear >= checkYear)

mYear = '19' + mYear;

else

mYear = '20' + mYear;

vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;

// Store the new value back to the field.  This function will

// not work with date type of 2 since the year is entered first.

if (vDateTypeTemp == 1) // mm/dd/yyyy

vDateName.value = mMonth+strSeperator+mDay+strSeperator+mYear;

if (vDateTypeTemp == 3) // dd/mm/yyyy

vDateName.value = mDay+strSeperator+mMonth+strSeperator+mYear;

} 

if (!dateValid(vDateValueCheck)) {

alert("La Fecha no es Válida\nEl Formato debe ser dd/mm/año ejemplo: 02/11/2001 (2 de noviembre de 2001");

vDateType = vDateTypeTemp;

vDateName.value = "";

vDateName.focus();
return true;
}

vDateType = vDateTypeTemp;
return true;
}

else {
if (vDateType == 1) {
if (vDateValue.length == 2) {
vDateName.value = vDateValue+strSeperator;

}
if (vDateValue.length == 5) {
vDateName.value = vDateValue+strSeperator;
   }

}

if (vDateType == 2) {
if (vDateValue.length == 4) {
vDateName.value = vDateValue+strSeperator;
}

if (vDateValue.length == 7) {

vDateName.value = vDateValue+strSeperator;

   }

} 

if (vDateType == 3) {
if (vDateValue.length == 2) {
vDateName.value = vDateValue+strSeperator;
}
if (vDateValue.length == 5) {
vDateName.value = vDateValue+strSeperator;
   }
}

return true;
   }
}

if (vDateValue.length == 10&& dateCheck) {

if (!dateValid(vDateName)) {

// Un-comment the next line of code for debugging the dateValid() function error messages

//alert(err);  

alert("La Fecha no es Válida\nEl Formato debe ser dd/mm/año ejemplo: 02/11/2001 (2 de noviembre de 2001");
vDateName.focus();
vDateName.select();
   }
}

return false;
}

else {

// If the value is not in the string return the string minus the last

// key entered.

if (isNav4) {

vDateName.value = "";
vDateName.focus();
vDateName.select();
return false;
}

else
{

vDateName.value = vDateName.value.substr(0, (vDateValue.length-1));

return false;
         }
      }
   }
}

function dateValid(objName) {

var strDate;
var strDateArray;
var strDay;
var strMonth;
var strYear;
var intday;
var intMonth;
var intYear;
var booFound = false;
var datefield = objName;
var strSeparatorArray = new Array("-"," ","/",".");
var intElementNr;

// var err = 0;

var strMonthArray = new Array(12);
strMonthArray[0] = "Jan";
strMonthArray[1] = "Feb";
strMonthArray[2] = "Mar";
strMonthArray[3] = "Apr";
strMonthArray[4] = "May";
strMonthArray[5] = "Jun";
strMonthArray[6] = "Jul";
strMonthArray[7] = "Aug";
strMonthArray[8] = "Sep";
strMonthArray[9] = "Oct";
strMonthArray[10] = "Nov";
strMonthArray[11] = "Dec";

//strDate = datefield.value;

strDate = objName;

if (strDate.length < 1) {

return true;

}
for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++) {
if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1) {
strDateArray = strDate.split(strSeparatorArray[intElementNr]);
if (strDateArray.length != 3) {
err = 1;
return false;
}

else {
strDay = strDateArray[0];
strMonth = strDateArray[1];
strYear = strDateArray[2];
}
booFound = true;
   }
}

if (booFound == false) {

if (strDate.length>5) {
strDay = strDate.substr(0, 2);
strMonth = strDate.substr(2, 2);
strYear = strDate.substr(4);

   }

}

//Adjustment for short years entered
if (strYear.length == 2) {
strYear = '20' + strYear;
}
strTemp = strDay;
strDay = strMonth;
strMonth = strTemp;
intday = parseInt(strDay, 10);

if (isNaN(intday)) {
err = 2;
return false;
}

intMonth = parseInt(strMonth, 10);
if (isNaN(intMonth)) {

for (i = 0;i<12;i++) {

if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase()) {
intMonth = i+1;
strMonth = strMonthArray[i];
i = 12;

   }
}

if (isNaN(intMonth)) {

err = 3;
return false;
   }
}

intYear = parseInt(strYear, 10);
if (isNaN(intYear)) {
err = 4;
return false;
}

if (intMonth>12 || intMonth<1) {
err = 5;
return false;
}

if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1)) {
err = 6;
return false;
}

if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1)) {
err = 7;
return false;
}
if (intMonth == 2) {
if (intday < 1) {
err = 8;
return false;
}

if (LeapYear(intYear) == true) {
if (intday > 29) {
err = 9;
return false;
   }
}
else {
if (intday > 28) {
err = 10;
return false;
      }
   }
}
return true;
}

function LeapYear(intYear) {
if (intYear % 100 == 0) {
if (intYear % 400 == 0) { return true; }
}
else {
if ((intYear % 4) == 0) { return true; }
}
return false;
}
//  End -->
// Pagina Principal
function boletin_n(valor)
{
var d;
d=document.boletin;
 if (!emailCheck(d.f_correo.value)){
  d.f_correo.focus();
  return;
  }  
d.op.value=valor;
d.submit();
}

//Anuncios
 function anuncios(ac)
   {
    var d=document.formulario1;
	 if (d.f_titulo.value=="")
	  {
	   alert("No ha digitado el Título");
	   d.f_titulo.focus();
	   return;
	  }
	  d.accion.value=ac;
	  d.submit()
   }

// scroll páginas recuerde que debe llamar en body onload ok
function scroll()
{
with(document.body.style)
{
scrollbarDarkShadowColor="FFCC00";
scrollbar3dLightColor="FFCC00";
scrollbarArrowColor="FFCC00";
scrollbarBaseColor="000099";
scrollbarFaceColor="000099";
scrollbarHighlightColor="FFCC00";
scrollbarShadowColor="FFCC00";
scrollbarTrackColor="FFCC00";
}
}
//**************visualizacion contactos
function contact(enviar)
{
var d;
d=document.formulario;

if(d.nombre.value==""){
alert("No ha escrito el Nombre");
d.nombre.focus();
return;
}
if(d.email.value==""){
alert("No ha escrito el Correo");
d.email.focus();
return;
}
if (!emailCheck(d.email.value)){
  d.email.focus();
  return;
   }
if(d.direccion.value==""){
alert("No ha escrito la dirección o el teléfono");
d.direccion.focus();
return;
}
if(d.telefono.value==""){
alert("No ha escrito la dirección o el teléfono");
d.telefono.focus();
return;
}
if(d.pais.value==""){
alert("No ha digitado el País");
d.pais.focus();
return;
}
if(d.ciudad.value==""){
alert("No ha digitado la Ciudad");
d.ciudad.focus();
return;
}
if(d.comentarios.value==""){
alert("Escriba sus Observaciones");
d.comentarios.focus();
return;
}
d.accion.value="enviar";
d.submit();
}

/////////////////////////////////
function admon_contacto(valor)
{
var d;
d=document.formulario;

if(valor=="enviar")
{
 if(d.f_obs.value=="")
 {
  alert("No ha Escrito la Información a Enviar");
  d.f_obs.focus();
  return;
 }
}
d.accion.value=valor;
d.submit();
}
//**********fin admon contactos
 // ********************************** Valida generica ****************************
  function generica(ac)
   {
    var d=document.formulario1;
	
	 if (d.f_titulo.value=="")
	  {
	   alert("No ha digitado el Título");
	   d.f_titulo.focus();
	   return;
	  }
	  
	  d.accion.value=ac;
	  d.submit()
   }
 ///****************
   //*********************agenda o calendario de actividades
  function actividades(ac)
   {
    var d=document.formulario1;
	
	 if (d.f_titulo.value=="")
	  {
	   alert("No ha digitado el Título");
	   d.f_titulo.focus();
	   return;
	  }
	  
	  d.accion.value=ac;
	  d.submit()
   }
  //*******************fin agenda
//-------------buscar galeria
function buscar_n(valor)
   {
    var d=document.formulario;

		if(valor=="consulta")
		  {
			  d.accion.value=valor;
				d.submit();
		   }
   
   }

//------------buscar galeria
// Boletin de correos en visualizacion*******
function enviar(valor)
{
 var d;
 d=document.formulario;
 if(d.f_email.value=="")
 {
  alert("Debe ingresar un email");
  d.f_email.focus();
  return;
 }
 if (!emailCheck(d.f_email.value)){
  d.f_email.focus();
  return;
   } 
 d.opcion.value=valor;
 d.submit();
}
// fin de boletin de correos
// **************************  A D M O N   B O L E T I N (lista de correos)***************************************************


function admon_boletin(valor)
{
var d;
d=document.boletin;

if(valor!=3)
{
 
if(d.f_boletin.value=="")
 {
  alert("No ha Escrito la Información a Enviar");
  d.f_boletin.focus();
  return;
 }

}

d.control.value=valor;
d.submit();
}
// ************************** F I N A L      A D M O N (lista de correos) B O L E T I N ***************************************************