// JavaScript Document
function abre_fichero(file,titulo,ancho,alto) {
	var danch = (screen.availWidth / 2)-(ancho/2); 
	var dalt = (screen.availHeight / 2)-(alto/2); 
	kk_file=window.open('', 'kk_file', 'width='+ ancho +', height='+ alto +', top='+ dalt +',left='+ danch +', toolbar=no, scrollbars=no, menubar=no, location=no, resizable=yes'); 
	kk_file.document.write('<html><head><title>'+ titulo +'</title></head><body marginheight=0 marginwidth=0 topmargin=0 leftmargin=0><iframe width=100% height=100% frameborder=0 marginheight=0 marginwidth=0 hspace=0 vspace=0 src='+ file +'></iframe></body></html>');
}

function abre_pagina(pagina,ancho,alto) {
	var danch = (screen.availWidth / 2)-(ancho/2); 
	var dalt = (screen.availHeight / 2)-(alto/2); 
	poput=window.open(pagina,'ventana','status=no,resizable=yes,scrollbars=yes,width='+ ancho +',height='+ alto +',top='+ dalt +',left='+ danch)
}

function reemplazarIntros(cual) {
	texto = cual.value
	intro = new RegExp(String.fromCharCode(10),"g")
	cual.value = texto.replace(intro,"<br>")
	//alert (cual.value) //esto lo puedes sacar. Lo pongo para que veas al instante el resultado
}

function formatodecimal(cantidad, decimales) {
    decimales = (!decimales ? 2 : decimales); // 2 decimales por defecto.
	return Math.round(cantidad * Math.pow(10, decimales)) / Math.pow(10, decimales);  
} 

function difer_fecha(fecha_ini, fecha_fin) {
	//alert(fecha_ini +" "+ fecha_fin);
	var ini_partes = fecha_ini.split("/");
	var ini_anyo = ini_partes[2];
	var ini_mes = ini_partes[1];
	var ini_dia = ini_partes[0];
	var ini = new Date(ini_anyo,ini_mes-1,ini_dia);		
	
	var fin_partes = fecha_fin.split("/");
	var fin_anyo = fin_partes[2];
	var fin_mes = fin_partes[1];
	var fin_dia = fin_partes[0];
	var fin = new Date(fin_anyo,fin_mes-1,fin_dia);	
	//alert(fin_anyo +" "+ fin_mes +" "+ fin_dia);
	//alert(fin);
	var dias = (fin.getTime() - ini.getTime()) / (1000*60*60*24);
	var dias = Math.floor(dias);
	//alert(dias);
	return dias;
}

function long_num (longitud,num) {
	// Fuerza la longitud de $num poniendo ceros a la izquierda
	var nuevo = num;
	if ((num.length) < longitud) {
		ceros = longitud - num.length;
		for(i = 0; i < ceros; i++) nuevo = '0'+ nuevo; 
	}
	return nuevo;	
} // Fin de long_num()

function suma_mes(fecha_ini, meses) {
	//alert(fecha_ini +" "+ fecha_fin);
	meses = parseInt(meses);
	var ini_partes = fecha_ini.split("/");
	var anyo = parseInt(ini_partes[2]);
	var mes = parseInt(ini_partes[1])+meses;
	var dia = parseInt(ini_partes[0]);
	
	if (mes > 12) {
		mes = (mes%12);
		anyo = anyo + floor((parseInt(ini_partes[1]) + meses)/12); 
		if (mes==0) { mes = 12; anyo = anyo-1; }
	}
	m_days = Array (31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
	if (anyo % 4 == 0 && (anyo % 100 > 0 || anyo % 400 == 0)) {
		m_days[1] = 29; // non leap-years can be: 1700, 1800, 1900, 2100, etc.
	}
	
	if (dia>m_days[mes-1]) dia = m_days[mes-1];
	salida = long_num (2,dia) +"/"+ long_num (2,mes) +"/"+ long_num (4,anyo);
	//$nueva = mktime('','','',$mes,$dia,$anyo);
	//$fechita = date( "d/m/Y", $nueva);
	return salida;
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
	if (init==true) with (navigator) {
		if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
			document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
	else
		if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_openBrWindow(theURL,winName,features) { //v2.0
	window.open(theURL,winName,features);
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function isEmailAddress(value, element) {
	return /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i.test(value);
}

//Objeto oNumero
function oNumero(numero) {
	//Propiedades 
	this.valor = numero || 0
	this.dec = -1;
	//Métodos 
	this.formato = numFormat;
	this.ponValor = ponValor;
	//Definición de los métodos 

	function ponValor(cad) {
		if (cad =='-' || cad=='+') return
		if (cad.length ==0) return
		if (cad.indexOf('.') >=0)
			this.valor = parseFloat(cad);
		else 
    		this.valor = parseInt(cad);
	} 

	function numFormat(dec, miles) {
		var num = this.valor, signo=3, expr;
		var cad = ""+this.valor;
		var ceros = "", pos, pdec, i;
		for (i=0; i < dec; i++)
			ceros += '0';
		pos = cad.indexOf('.')
		if (pos < 0)
    		cad = cad+"."+ceros;
		else {
			pdec = cad.length - pos -1;
			if (pdec <= dec) {
		        for (i=0; i< (dec-pdec); i++)
        		    cad += '0';
        	}
    		else {
				num = num*Math.pow(10, dec);
				num = Math.round(num);
				num = num/Math.pow(10, dec);
				cad = new String(num);
	        }
    	}
		pos = cad.indexOf('.')
		if (pos < 0) pos = cad.lentgh
		if (cad.substr(0,1)=='-' || cad.substr(0,1) == '+') 
       	signo = 4;
		if (miles && pos > signo)
    		do {
				expr = /([+-]?\d)(\d{3}[\.\,]\d*)/
				cad.match(expr)
				cad=cad.replace(expr, RegExp.$1+','+RegExp.$2)
        	}
		while (cad.indexOf(',') > signo)
    		if (dec<0) cad = cad.replace(/\./,'')
        		return cad;
	}
}//Fin del objeto oNumero:

function toggleLayer(whichLayer, img, profundidad) {
	if (document.getElementById) {
		// this is the way the standards work
		var style2 = document.getElementById(whichLayer).style;
		if (style2.display=="none")	style2.display = "block"
		else	style2.display = "none"		
		/*if (style2.display=="")	MM_swapImgRestore();
		else MM_swapImage(img,'',profundidad+'images/icons/cat_parent_opened.gif',1);*/		
	}
	else if (document.all) {
		// this is the way old msie versions work
		var style2 = document.all[whichLayer].style;
		if (style2.display=="none")	style2.display = "block"
		else	style2.display = "none"
		/*style2.display = style2.display? "":"block";
		if (style2.display=="")	MM_swapImgRestore();
		else MM_swapImage(img,'',profundidad+'images/icons/cat_parent_opened.gif',1);*/
	}
	else
		if (document.layers) {
			// this is the way nn4 works
			var style2 = document.layers[whichLayer].style;
			if (style2.display=="none")	style2.display = "block"
			else	style2.display = "none"
			/*style2.display = style2.display? "":"block";
		if (style2.display=="")	MM_swapImgRestore();
		else MM_swapImage(img,'',profundidad+'images/icons/cat_parent_opened.gif',1);*/
		}
}

var getElementsByClassName = function (className, tag, elm){
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};

function init(){
	var inp = document.getElementsByTagName('input');
	for(var i = 0; i < inp.length; i++) {
		if( (inp[i].type == 'text' || inp[i].type == 'password') && inp[i].id != 'web') {
			inp[i].setAttribute('rel', inp[i].defaultValue);
			inp[i].onfocus = function() {
				if(this.value == this.getAttribute('rel')) {
					this.value = '';
				} else {
					return false;
				}
			}
			inp[i].onblur = function() {
				if(this.value == '') {
					this.value = this.getAttribute('rel');
				} else {
					return false;
				}
			}
			inp[i].ondblclick = function() {
				this.value = this.getAttribute('rel')
			}
		}
	}
}

function MuestraElem(idElem) {
	$("#"+idElem).show();
}
function OcultaElem(idElem) {
	$("#"+idElem).hide();
}
/*function toogleForm(idElem) {
	var elem = document.getElementById(idElem);
	var display = elem.style.display;
	if (display == "display: none;" || display == "DISPLAY: none")
		MuestraElem(idElem);
	else
		OcultaElem(idElem);
}*/
function toogleForm(idElem)
{
	var elem;
	
	elem=document.getElementById(idElem);
	if(elem.style.display=='none')
	{
		elem.style.display='block';
	}
	else
	{
		elem.style.display='none';
	}
}


/**
/* El parametro chars se le pasa el/los caracteres que queremos eliminar
/*************************************************************************
	- " " (ASCII 32 (0x20)), espacio en blanco. 
	- "\t" (ASCII 9 (0x09)), un tabulador. 
	- "\n" (ASCII 10 (0x0A)), un salto de linea. 
	- "\r" (ASCII 13 (0x0D)), un retorno de carro. 
	- "\0" (ASCII 0 (0x00)), un valor NUL-byte. 
	- "\x0B" (ASCII 11 (0x0B)), un tabl vertical.
*************************************************************************/	
function trim(str, chars) {
	return ltrim(rtrim(str, chars), chars);
}
 
function ltrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}
 
function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

function str_replace(search, replace, subject) {
	var f = search, r = replace, s = subject;
    var ra = r instanceof Array, sa = s instanceof Array, f = [].concat(f), r = [].concat(r), i = (s = [].concat(s)).length;
 
    while (j = 0, i--) {
        if (s[i]) {
            while (s[i] = s[i].split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
        }
    };
 
    return sa ? s : s[0];
}

//	Retorna: 1 = NIF ok, 2 = CIF ok, 3 = NIE ok, -1 = NIF error, -2 = CIF error, -3 = NIE error, 0 = ??? error
function valida_nif_cif_nie(doc) {
	var temp=doc.toUpperCase();
	var cadenadni="TRWAGMYFPDXBNJZSQVHLCKE";
 
	if (temp!==''){
		//si no tiene un formato valido devuelve error
		if ((!/^[A-Z]{1}[0-9]{7}[A-Z0-9]{1}$/.test(temp) && !/^[T]{1}[A-Z0-9]{8}$/.test(temp)) && !/^[0-9]{8}[A-Z]{1}$/.test(temp))
		{
			return 0;
		}
 
		//comprobacion de NIFs estandar
		if (/^[0-9]{8}[A-Z]{1}$/.test(temp))
		{
			posicion = doc.substring(8,0) % 23;
			letra = cadenadni.charAt(posicion);
			var letradni=temp.charAt(8);
			if (letra == letradni)
			{
				return 1;
			}
			else
			{
				return 0;
			}
		}
 
		//algoritmo para comprobacion de codigos tipo CIF
		suma = parseInt(doc.charAt(2))+parseInt(doc.charAt(4))+parseInt(doc.charAt(6));
		for (i = 1; i < 8; i += 2)
		{
			temp1 = 2 * parseInt(doc.charAt(i));
			temp1 += '';
			temp1 = temp1.substring(0,1);
			temp2 = 2 * parseInt(doc.charAt(i));
			temp2 += '';
			temp2 = temp2.substring(1,2);
			if (temp2 == '')
			{
				temp2 = '0';
			}
 
			suma += (parseInt(temp1) + parseInt(temp2));
		}
		suma += '';
		n = 10 - parseInt(suma.substring(suma.length-1, suma.length));
 
		//comprobacion de NIFs especiales (se calculan como CIFs)
		if (/^[KLM]{1}/.test(temp))
		{
			if (doc.charAt(8) == String.fromCharCode(64 + n))
			{
				return 1;
			}
			else
			{
				return 0;
			}
		}
 
		//comprobacion de CIFs
		if (/^[ABCDEFGHJNPQRSUVW]{1}/.test(temp))
		{
			temp = n + '';
			if (doc.charAt(8) == String.fromCharCode(64 + n) || doc.charAt(8) == parseInt(temp.substring(temp.length-1, temp.length)))
			{
				return 1;
			}
			else
			{
				return 0;
			}
		}
 
		//comprobacion de NIEs
		//T
		if (/^[T]{1}/.test(temp))
		{
			if (doc.charAt(8) == /^[T]{1}[A-Z0-9]{8}$/.test(temp))
			{
				return 1;
			}
			else
			{
				return 0;
			}
		}
 
		//XYZ
		if (/^[XYZ]{1}/.test(temp))
		{
			pos = str_replace(['X', 'Y', 'Z'], ['0','1','2'], temp).substring(0, 8) % 23;
			if (doc.charAt(8) == cadenadni.substring(pos, pos + 1))
			{
				return 1;
			}
			else
			{
				return 0;
			}
		}
	}		 
	return 0;	
}

function nuevoAjax()
{ 
	/* Crea el objeto AJAX. Esta funcion es generica para cualquier utilidad de este tipo, por
	lo que se puede copiar tal como esta aqui */
	var xmlhttp=false; 
	try 
	{ 
		// Creacion del objeto AJAX para navegadores no IE
		xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); 
	}
	catch(e)
	{ 
		try
		{ 
			// Creacion del objet AJAX para IE 
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
		} 
		catch(E) { xmlhttp=false; }
	}
	if (!xmlhttp && typeof XMLHttpRequest!='undefined') { xmlhttp=new XMLHttpRequest(); } 

	return xmlhttp; 
}

