function MovePage(nPg)
{
	xform=document.forms[0];
	xform.Pg.value=nPg;
	xform.target = '_self';
	if(strPg!="")
	  xform.action = strPg + ".asp";
	xform.submit();
}

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_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_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 MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
/* Funciones de validacion */
function emailCheck (emailStr) {

	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	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("Dirección Email parece incorrecto (verifique @ y puntos)");
		return false;
	}

	var user=matchArray[1];
	var domain=matchArray[2];

	for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
		alert("El nombre de usuario contiene caracteres inválidos.");
		return false;
		}
	}

	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
		alert("El nombre de dominio contiene caracteres inválidos.");
		return false;
		}
	}

	if (user.match(userPat)==null) {
		alert("El nombre de usuario no parece ser válido");
		return false;
	}

	var IPArray=domain.match(ipDomainPat);

	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
			alert("dirección IP es inválido!");
			return false;
			}
		}
		return true;
	}

	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;

	for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
		alert("El nombre de dominio no parece ser válido.");
		return false;
		}
	}

	if (checkTLD && domArr[domArr.length-1].length!=2 &&
	domArr[domArr.length-1].search(knownDomsPat)==-1) {
	alert("la direccion de email debe terminar con un dominio correcto o con dos letras del pais");
	return false;
	}

	if (len<2) {
	alert("Dirección no tiene un Hostname!");
	return false;
	}

	return true;
}
function checkStringNumerico()
{
    var checkStr="0123456789";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringAlfabetico()
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZñÑáéíóúÁÉÍÓÚ ";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringAlfaNumerico(value)
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZñÑáéíóúÁÉÍÓÚ0123456789 ";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringAlfaNumericoClear(value)
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZñÑ0123456789 ";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringAlfaNumericoSignos(value)
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZñÑáéíóúÁÉÍÓÚ0123456789 .,:;'()";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringAlfabeticoSignos(value)
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZñÑáéíóúÁÉÍÓÚ .,:;'()";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringEmail(value)
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_.01234567890@";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}
function checkStringTelefono()
{
    var checkStr="01234567890()-";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}
function checkStringNumericoDecimal()
{
    var checkStr="01234567890.";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}

function checkStringNumericoMonto(value)
{
    var checkStr="01234567890.";
	var xkey, xchar;
	if (document.all)
	{
		xkey=window.event.keyCode;
		xchar=String.fromCharCode(xkey);
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(xchar) >= 0))
	            return false;
			else{
				if(xchar=="." && value.indexOf(xchar)>=0)
					return false
				
				return true;
			}
	}
}

function checkStringID(value)
{
    var checkStr="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_01234567890";
	var xkey;
	if (document.all)
	{
		xkey=window.event.keyCode;
		if(xkey=="13")
			event.returnValue = true;
		else
	        if (!(checkStr.indexOf(String.fromCharCode(xkey)) >= 0))
	            return false;
			else
				return true;
	}
}
function ltrim(str)
{
   var whitespace = new String(" \t\n\r");
   var s = new String(str);
   if (whitespace.indexOf(s.charAt(0)) != -1) {
      var j=0, i = s.length;
      while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
         j++;
      s = s.substring(j, i);
   }
   return s;
}
function rtrim(str)
{
   var whitespace = new String(" \t\n\r");
   var s = new String(str);
   if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
      var i = s.length - 1;       // Get length of string
      while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
         i--;
      s = s.substring(0, i+1);
   }

   return s;
}

function trim(str)
{
   return rtrim(ltrim(str));
}

function y2k(number)
{
	return (number < 1900) ? number + 1900 : number;
}

function isDate(day,month,year)
{
	var today = new Date();
    year = ((!year) ? y2k(today.getYear()):year);
    month = ((!month) ? today.getMonth():month-1);
    if (!day)
		return false
    var test = new Date(year,month,day);
    if ( (y2k(test.getYear()) == year) && (month == test.getMonth()) && (day == test.getDate()) )
        return true;
    else
        return false
}


function validarBusqueda(xform)
{
	if (trim(xform.edtKeyword.value)=="")
	{
		alert('Debe ingresar la palabra que desea buscar.');
		xform.edtKeyword.focus();
		return false;
	}
	return true;
}

//Para el ordenamiento
function OnOrder(pField, pAsc)
{
	document.frmBrowse.Field.value=pField;
	document.frmBrowse.Ascn.value=pAsc;
	document.frmBrowse.submit();
//	document.location.href=strPg+".php?Field="+pField+"&Asc="+pAsc;
}

//Para el paginado
function MovePage(nPg)
{
	xform=document.forms[0];
	xform.Pg.value=nPg;
	xform.submit();
}
//verificar
function SelectAllByID(xform, iID)
{
	var xSel=eval("xform.chkAll"+iID+".checked");
	var chkID=eval("xform.chkID"+iID);
	if(typeof(chkID)!="object")
       	return;
	else
       	for (i=0;i<(chkID).length;i++)
			chkID[i].checked=xSel;
	if(i==0)
       	chkID.checked=xSel;
}

function textCounter(field, maxlimit)
{
	if (field.value.length > maxlimit) 
	{
		field.value = field.value.substring(0, maxlimit);
		alert ("Ud. ha llegado al número máximo de caracteres permitidos para este texto.");
	}
}