var color='#7B9BC2'
var blanco='#FFFFFF'
function colorReset (field){
	field.style.backgroundColor = blanco;
}
// JScript source code
// Calendario
//Jul 06, 2006 www.internetxp.com.mx

var months = new Array("Enero", "Febrero", "Marzo", "Abril", "Mayo", "Junio", "Julio", "Agosto", "Septiembre", "Octubre", "Noviembre", "Diciembre");
var daysInMonth = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
var days = new Array("D", "L", "M", "Mi", "J", "V", "S");

today = new getToday();	
var element_id;

function getDays(month, year) 
{
	// Test for leap year when February is selected.
	if (1 == month)
		return ((0 == year % 4) && (0 != (year % 100))) ||
			(0 == year % 400) ? 29 : 28;
	else
		return daysInMonth[month];
}

function getToday()
{
	// Generate today's date.
	this.now = new Date();
	this.year = this.now.getFullYear() ; // Returned year XXXX
	this.month = this.now.getMonth();
	this.day = this.now.getDate();
}

 
function newCalendar() 
{
	var parseYear = parseInt(document.all.year  [document.all.year.selectedIndex].text);
 	var newCal = new Date(parseYear , document.all.month.selectedIndex, 1);
	var day = -1;
	var startDay = newCal.getDay();
	var daily = 0; 

	today = new getToday(); // 1st call
	if ((today.year == newCal.getFullYear() ) &&   (today.month == newCal.getMonth()))
	   day = today.day;
	// Cache the calendar table's tBody section, dayList.
	var tableCal = document.all.calendar.tBodies.dayList;

	var intDaysInMonth =
	   getDays(newCal.getMonth(), newCal.getFullYear() );

	for (var intWeek = 0; intWeek < tableCal.rows.length;  intWeek++)
		   for (var intDay = 0;
			 intDay < tableCal.rows[intWeek].cells.length;
			 intDay++)
	 {
		  var cell = tableCal.rows[intWeek].cells[intDay];

		  // Start counting days.
		  if ((intDay == startDay) && (0 == daily))
			 daily = 1;

		  // Highlight the current day.
		  cell.style.color = (day == daily) ? "red" : "";
		  if(day == daily)
		  {
				//document.all.todayday.innerText= "Hoy: " +  day + "/" + (newCal.getMonth()+1) + "/" + newCal.getFullYear() ;
				document.all.todayday.innerText= "Hoy: " +  newCal.getFullYear()+" - "+(newCal.getMonth()+1)+" - "+day;
				
		  }
		  // Output the day number into the cell.
		  if ((daily > 0) && (daily <= intDaysInMonth))
			 cell.innerText = daily++;
		  else
			 cell.innerText = "";
	   }

}
	  
	 function getTodayDay()
	 {
			    //document.all[element_id].value = today.day + "/" + (today.month+1) + "/" + today.year;
			    //........
			    document.all[element_id].value = today.year + "-" + (today.month+1) + "-" + today.day; 
		        //document.all.calendar.style.visibility="hidden";
				document.all.calendar.style.display="none";
				document.all.year.selectedIndex =100;   
	            document.all.month.selectedIndex = today.month; 
	 }
 
        function getDate() 
		 {
            // This code executes when the user clicks on a day
            // in the calendar.
            if ("TD" == event.srcElement.tagName)
               // Test whether day is valid.
               if ("" != event.srcElement.innerText)
			   { 
				 var Year = document.all.year [document.all.year.selectedIndex].text;
    			 var mn = document.all.month.selectedIndex+1;

				 document.all[element_id].value=Year+"-"+ mn +"-"+event.srcElement.innerText;

				 document.all.calendar.style.display="none";
			 }
		 }
 
function GetBodyOffsetX(el_name, shift)
{
	var x;
	var y;
	x = 0;
	y = 0;

	var elem = document.all[el_name];
	do 
	{
		x += elem.offsetLeft;
		y += elem.offsetTop;
		if (elem.tagName == "BODY")
			break;
		elem = elem.offsetParent; 
	} while  (1 > 0);

	shift[0] = x;
	shift[1] = y;
	return  x;
}	

function SetCalendarOnElement(el_name,equis,ye)
{
	if (el_name=="") 
	el_name = element_id;
	var shift = new Array(2);
	GetBodyOffsetX(el_name, shift);
	document.all.calendar.style.pixelLeft  = shift[0] + equis; //  - document.all.calendar.offsetLeft;
	document.all.calendar.style.pixelTop = shift[1] + ye ;
}
	  
 	  
	           
function ShowCalendar(elem_name,equis,ye)
{
		if (elem_name=="")
		elem_name = element_id;

		element_id	= elem_name; // element_id is global variable
		newCalendar();
		SetCalendarOnElement(element_id,equis,ye);
		//document.all.calendar.style.visibility = "visible";
		document.all.calendar.style.display="inline";
}

function HideCalendar()
{
	//document.all.calendar.style.visibility="hidden";
	document.all.calendar.style.display="none";
}

function toggleCalendar(elem_name,equis,ye)
{

	//if (document.all.calendar.style.visibility == "hidden")
	if(document.all.calendar.style.display=="none")
		ShowCalendar(elem_name,equis,ye);
	else 
		HideCalendar();
}


function monthsToDocument(){
		//-- Month combo box 
		// Output months into the document.
		// Select current month.
		for (var intLoop = 0; intLoop < months.length; intLoop++) 
		document.write("<OPTION " +	(today.month == intLoop ? "Selected" : "") + ">" + months[intLoop]);
}

function yearsToDocument(){
		//-- Year combo box
		// Output years into the document.
		// Select current year.
		for (var intLoop = 2006; intLoop < 2015; intLoop++)
		document.write("<OPTION " + (today.year == intLoop ? "Selected" : "") + ">" + intLoop);
}

function columnDays(){
		//-- Generate column for each day. 
		for (var intLoop = 0; intLoop < days.length; intLoop++)
		document.write("<TD align=center><FONT face=arial size=1>" +"<b>"+ days[intLoop]+"</b>" + "</TD>");
}


function grid(){
		//-- Generate grid for individual days.
		for (var intWeeks = 0; intWeeks < 6; intWeeks++)
		{
			//document.write("<FONT face=arial size=1>");
			document.write("<TR>");
			
		for (var intDays = 0; intDays < days.length; intDays++)
			document.write("<TD align=center style='font-size: 10; font-family: arial;'></TD>");
			document.write("</TR>");
		}
}
//fin del calendario


// numeros.js
function isNumberInput(field, event)
{
	var key, keyChar;
	if (window.event)
		key = window.event.keyCode;
	else if (event)
		key = event.which;
	else
		return true;

	// Check for special characters like backspace
	if (key == null || key == 0 || key == 8 || key == 13 || key == 27 || key==45)
		return true;
	// Check to see if it's a number
	keyChar = String.fromCharCode(key);
	if (/\d/.test(keyChar))
	{
		window.status = "";
		return true;
	}
	else
{
	window.status = "Este campo sólo acepta números.";
	return false;
}
}

// fin de los numeros





function colorField(field){
	field.style.backgroundColor = '#9BC1F0';
}



// para cambiar el focus al otro elemento
function fNext(field, next){
	if (field.value.length == 4){
		next.focus();
	}	
}


/*****************************************************************
**		VALIDACION DINAMICA GENERAL
**		Esta función recibe 3 parámetros;
**		el primer parámetro debe ser el nombre de la forma como string,
**		el segundo parámetro es el número de radio´s.
**
**		El arreglo de los radio's se llama busqueda[]
**		El arreglo de los elementos de llama elemId
**		
**		Los elementos de la forma deben tener como id=e0,e1...en
**
**		Esta función va en el tag de body
**		onload="return validar('nombreForma',x);"
**		y en cada tag de cada radio
**		onclick="return validar('nombreForma',x);"
**		donde x es el numero de elementos
**
**		Nota: Solo en el tag de form lleva el 3er parámetro
**		onsubmit="return validar('nombreForma',x,true);"
******************************************************************/
function validar(recibeForma, totElem, alerta){
	var flag = true;
	var forma = document.forms[recibeForma];
	var elemId = new Array();
	for (var i = 0; i <= totElem; i++){
		elemId[i] = 'e'+i;						//e1,e2...en es el numero de elementos de la forma
		elem = elemId[i];
		forma.elements[elem].disabled = true;
		forma.elements[elem].style.backgroundColor = blanco;
		if (forma.busqueda[i].checked){			//busqueda es el arreglo de radio's
			forma.elements[elem].disabled = false;
			if (forma.elements[elem].value == ""){
				if (alerta == true){
					forma.elements[elem].style.backgroundColor = color;
					alert ('Faltan campos por capturar');
					flag = false;
					return flag;
				}				
			}
		}
	}
	return flag;
}

/*****************************************************************
**		VALIDACION DINAMICA GENERAL VACIOS
**		
**		Esta función recibe 2 parámetros;
**		el primer parámetro debe ser el nombre de la forma como string,
**		el segundo parámetro es el número de elementos que queremos
**		validar que no sean vaciós,
**		estos elementos deben tener como id=e0, e1...en
**		solo los elementos que no pueden ser nulos reciben el id
**		si un elemento puede ser nulo no se le pone id
**
**		Esta función va dentro del tag de la forma 
**		onsubmit="return noVacios('nombreForma',x);"
**		donde x es el numero de elementos
******************************************************************/
function noVacios(recibeForma, totElem){
	var flag = true;
	var forma = document.forms[recibeForma];
	var elemId = new Array();
	for (var i = 0; i <= totElem; i++){
		elemId[i] = 'e'+i;
		elem = elemId[i];
		//alert (forma.elements[elem].value);
		if (forma.elements[elem].value == ""){
			forma.elements[elem].style.backgroundColor = color;
			flag = false;
		}
	}
	if (flag == false){
		alert ('Faltan campos por capturar');
	}
	return flag;	
}
//fin noVacios

// ESTADOS
function addStates(s_field){

	//alert('a');
	var states = ["AGUASCALIENTES", "BAJA CALIFORNIA NTE", "BAJA CALIFORNIA SUR", "CAMPECHE",  "COAHUILA", "COLIMA", 
				"CHIAPAS", "CHIHUAHUA", "DISTRITO FEDERAL", "DURANGO", "GUANAJUATO", "GUERRERO", "HIDALGO",
				"JALISCO", "EDO. MÉXICO", "MICHOACÁN", "MORELOS", "NAYARIT","NUEVO LEÓN", "OAXACA", "PUEBLA",
				"QUERÉTARO", "QUINTANA ROÓ", "SAN LUIS POTOSÍ", "SINALOA", "SONORA", "TABASCO", "TAMAULIPAS",
				"TLAXCALA", "VERACRUZ", "YUCATÁN", "ZACATECAS"];
	var ofset = s_field.length;
	for (var i=0; i<states.length; i++){
		s_field[ofset] = new Option(states[i], states[i]);
		ofset++;
	}	
	
}
// FIN ESTADOS

//Erick 17-05-2006
function tramiteCarta(formulario) {
    form.carta1.disabled = false
   	form.responsable.disabled = false
   	form.elab_date.disabled = false
   	form.elab.disabled = false
   	form.notificar.disabled = false
   	form.carta2.disabled = true
   	form.resp_date.disabled = true
   	form.b2.disabled = true
	form.devol_date.disabled = true
	form.ela2.disabled = true
}

function existenteCarta(formulario) {
    form.carta1.disabled = true
   	form.responsable.disabled = true
   	form.elab_date.disabled = true
   	form.elab.disabled = true
   	form.notificar.disabled = true
   	form.carta2.disabled = false
   	form.resp_date.disabled = false
   	form.b2.disabled = false
	form.devol_date.disabled = false
	form.ela2.disabled = false
	
}

function proveedorNuevo(formulario) {
    form.clavetemporal.disabled = false
    form.claveoficial.disabled = true
}

function proveedorOficial(formulario) {
    form.clavetemporal.disabled = true
    form.claveoficial.disabled = false
}

function buscarNombreProveedor(formulario) {
    form.nombre.disabled = false
    form.rfc_letra.disabled = true
    form.rfc_numero.disabled = true
    form.rfc_homoclave.disabled = true
}

function buscarRfcProveedor(formulario) {
    form.nombre.disabled = true
    form.rfc_letra.disabled = false
    form.rfc_numero.disabled = false
    form.rfc_homoclave.disabled = false
}

function buscarNombreContrato(formulario) {
    form.nombre.disabled = false
    form.clave.disabled = true
}

function buscarClaveContrato(formulario) {
    form.nombre.disabled = true
    form.clave.disabled = false
}

function statusIntencion(formulario) {
    form.statusintencion.disabled = false
    form.responsable.disabled = false
    form.elab_date.disabled = false
    form.elab.disabled = false
    form.comentariosintencion.disabled = false
    form.statuscontrato.disabled = true
}

function statusContrato(formulario) {
    form.statusintencion.disabled = true
    form.responsable.disabled = true
    form.elab_date.disabled = true
    form.elab.disabled = true
    form.comentariosintencion.disabled = true
    form.statuscontrato.disabled = false
}

//             PERSONALIZAR NOMBRE

//funcion de activacion nombre bordado
function activar(formulario) {
	form.nombreguante.disabled = false
}

//funcion de desactivacion nombre bordado
function desactivar(formulario) {
	form.nombreguante.disabled = true
}