//document.oncontextmenu=function(){return false}

function gInicio() {
	var sAux=top.location.href
	if (sAux!=this.parent.location.href) top.location.href=this.parent.location.href
	else {
		top.gT=top
		gT=top.gT
		gT.aZs=new Array(3)
		var nPos=sAux.indexOf('/',sAux.indexOf('//')+2)+1
		gT.sURL=sAux.substring(0,nPos)
		gT.sURLWeb=gT.sURL+'Web/'
		gT.sURLApp=gT.sURL+sAux.substring(nPos,sAux.indexOf('/',nPos)+1)
		gT.sURLSrvls=gT.sURLApp+'servlet/'
		gT.bZS=1
	}
}

function siCond(e,f,t) {
	eval('if (typeof '+e+'=="undefined") setTimeout("siCond(\''+e+'\',\''+f+'\','+t+')",'+t+');else{'+f+'}')
}

function esIdentificador(t) {

	return /^(\w+)$/.test(t)
}

function esNatural(t) {
	return /^(0|[1-9]\d*)$/.test(t)
}

function esImagen(t) {
	if (!(/^.*[\/\*\?"<>\|].*$/.test(t.toLowerCase())))
		return /^([a-z]:\\([^\\]+\\)*[^\\]+.(gif|jp[e]?g))$/.test(t.toLowerCase())
	return false
}

function esGIF(t) {
	/(\.gif)$/.test(t.toLowerCase())
}

function esFecha(t) {
	if (/^((0?[1-9]|[12]\d|3[01])\/(0?[1-9]|1[012])\/\d{4})$/.test(t)) {
		var asPs=t.split(/\//)
		if (asPs[2]<1752 || asPs[2]>9999) return false
		if (asPs[1]==2 && (asPs[0]>29 || (asPs[0]==29 && !(asPs[2]%4==0 && (asPs[2]%100!=0 || asPs[2]%400==0))))) return false
		if ((asPs[1]==4 || asPs[1]==6 || asPs[1]==9 || asPs[1]==11) && asPs[0]>30) return false
		return true
	}
	return false
}

function esFechaEuskera(t) {
	if (/^(\d{4}\/(0?[1-9]|1[012])\/(0?[1-9]|[12]\d|3[01]))$/.test(t)) {
	  var asPs=t.split(/\//)
	  if (asPs[0]<1752 || asPs[0]>9999) return false
	  if (asPs[1]==2 && (asPs[2]>29 || (asPs[2]==29 && !(asPs[0]%4==0 && (asPs[0]%100!=0 || asPs[0]%400==0))))) return false
	  if ((asPs[1]==4 || asPs[1]==6 || asPs[1]==9 || asPs[1]==11) && asPs[2]>30) return false
	  return true
 }
 return false
}

function nChequeados(c) {
	var nNs=0
	if (eval('typeof '+c+'!="undefined"')) {
		if (eval('typeof '+c+'.length=="undefined"')) {
			if (eval(c+'.checked')) nNs=1
		}
		else {
			var nL=eval(c+'.length')
			for (var i=0;i<nL;i++) if (eval(c+'[i].checked')) nNs++
		}
	}
	return nNs
}

String.prototype.trim=function() {
	var i=0
	var j=this.length-1
	while (i<this.length && (this.charAt(i)==' ' || this.charCodeAt(i)==10 || this.charCodeAt(i)==13)) i++
	while (j>i && (this.charAt(j)==' ' || this.charCodeAt(j)==10 || this.charCodeAt(j)==13)) j--
	if (j>=i) return this.substring(i,j+1)
	return ''
}


function letraCorrecta (dni)
{
  	var letras = new Array()
	  letras[0]  = "T"
	  letras[1]  = "R"
	  letras[2]  = "W"
	  letras[3]  = "A"
	  letras[4]  = "G"
	  letras[5]  = "M"
	  letras[6]  = "Y"
	  letras[7]  = "F"
	  letras[8]  = "P"
	  letras[9]  = "D"
	  letras[10] = "X"
	  letras[11] = "B"
	  letras[12] = "N"
	  letras[13] = "J"
	  letras[14] = "Z"
	  letras[15] = "S"
	  letras[16] = "Q"
	  letras[17] = "V"
	  letras[18] = "H"
	  letras[19] = "L"
	  letras[20] = "C"
	  letras[21] = "K"
	  letras[22] = "E"
	  
  	return letraDNI = letras[dni % 23];
}

function addElemento (etiqueta, valor, elemento)
{
    var optionNuevo = new Option(etiqueta, valor)
    elemento.options[elemento.length] = optionNuevo
}

function removeElements (elemento)
{
    for (i=0; i<elemento.length; i++)      {
       elemento.options[i] = null
       i--;
    }
}

function aFecha(t) {
	if (esFecha(t)) {
		var asPs=t.split(/\//)
	  if(asPs[0].substring(0,1)=='0') asPs[0]=asPs[0].substring(asPs[0].length-1, asPs[0].length)
	  if(asPs[1].substring(0,1)=='0') asPs[1]=asPs[1].substring(asPs[1].length-1, asPs[1].length)
		//alert("asPs[0]="+asPs[0]+" asPs[1]-1="+eval(asPs[1])+" +asPs[2]="+asPs[2])
		if (asPs.length>0) return eval('new Date('+asPs[2]+','+eval(asPs[1]+'-1')+','+asPs[0]+',23,59,59)')
	}
	else return null
}

function aFechaddmmyyyy(t) {
	if (esFechaEuskera(t)) {
		var asPs=t.split(/\//)
		if(asPs[2].substring(0,1)=='0') asPs[2]=asPs[2].substring(asPs[2].length-1, asPs[2].length)
	  if(asPs[1].substring(0,1)=='0') asPs[1]=asPs[1].substring(asPs[1].length-1, asPs[1].length)
	  //alert("asPs[0]="+asPs[0]+" asPs[1]-1="+eval(asPs[1])+" +asPs[2]="+asPs[2])
		if (asPs.length>0) return eval('new Date('+asPs[0]+','+eval(asPs[1]+'-1')+','+asPs[2]+',23,59,59)')
	}
	else return null
}

function formateaFecha( input ){
    fecha = input.value
    if(!esFecha(fecha))
        if(fecha.length == 8){
            var fechaBarras=fecha.substr(0,2)+'/'+fecha.substr(2,2)+'/'+fecha.substr(4,4)
            if(esFecha(fechaBarras))
                input.value=fechaBarras
        } else if(fecha.length == 4){
            var fechaBarras='01/01/'+fecha
            if(esFecha(fechaBarras))
                input.value=fechaBarras
        }
   return fecha
}

function esCPValido (auxCP)
{
  auxCP = quitarCerosPorDelante(auxCP)
  return (esNatural(auxCP))
}

function quitarCerosPorDelante (sNumero)
{
		for (;sNumero.charAt (0) == '0';)
      sNumero = sNumero.substring (1, sNumero.length)

		return sNumero
}

function esDNI_Pasaporte_Valido(t)
{
  return /^([\w-]+)$/.test(t)
}

function esDNI_Valido(t)
{
  return /^([0-9]+)$/.test(t)
}