var elem = new Array ();

// Funciones de Validación para formularios en Inglés
function OnlyCharactersEng(inputString) {
	var text1 = inputString.value;
	var c;
	var numeros = "0123456789!@#%$^&*()_+=-[]{};:'?.,<>";
	if ((text1 == "") || (text1.length < 2)) {
	    alert("Name is not correct."+"\n"+"Check and write again");
  	    document.frm2.name.value="";
		document.frm2.name.focus();
		return false;
	} else {
	for (n=0; n < text1.length; n++){
	   c = text1.substring(n, n+1);
	   if (numeros.indexOf(c,0) != -1) {
		alert("Name has invalid characters"+"\n"+"Check and Write again");
		document.frm2.name.value="";
		document.frm2.name.focus();   
		return false;
	    break;
	  }
	}
  }
}

function CheckEmailEng(address) {
  var email = address.value;
  if ((email == "") || (email.indexOf ('@') == -1) || (email.indexOf ('.') == -1)) {
	  alert("E-mail is not correct."+"\n"+"Check and write again");
		document.frm2.email.value="";
		document.frm2.email.focus();    
		return false;     
  //return true;
  }  
}

function CheckSelectEng(seleccion) {
	var sel = seleccion.value
//	alert(sel);
	if (sel == "") {
	  alert("Data has not been selected to download."+"\n"+"Choose one from the list");
 	  return false;     
   }
}

function CheckTextAreaEng(textarea) {
    //alert(textarea.value.length);
	if ((textarea.value == "") || (textarea.value.length < 10)) {
	  alert("Use of Data is required.\n"+"Check and write again");
		document.frm2.usedata.value="";
		document.frm2.usedata.focus();    	  
 	  return false;     
   }
}

function MM_findObjEng(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_validateFormEng() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateFormEng.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObjEng(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must have a valid e-mail.\n';
      } else if (test!='R') {
        if (isNaN(val)) errors+='- '+nm+' must have a valid number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (val<min || max<val) errors+='- '+nm+' must have a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) { alert('Some error(s) occurred:\n'+errors); return false;}
  document.MM_returnValueEng = (errors == '');
}

//Funciones para validar fomularios en Español.
function OnlyCharacters(inputString) {
	var text1 = inputString.value;
	var c;
	var numeros = "0123456789!@#%$^&*()_+=-[]{};:'?.,<>";
	if ((text1 == "") || (text1.length < 2)) {
	    alert("El nombre no está completo."+"\n"+"Verifique y corrija correctamente");
  	    document.frm2.name.value="";
		document.frm2.name.focus();
		return false;
	} else {
	for (n=0; n < text1.length; n++){
	   c = text1.substring(n, n+1);
	   if (numeros.indexOf(c,0) != -1) {
		alert("El nombre contiene caracteres inválidos"+"\n"+"Verifique y corrija correctamente");
		document.frm2.name.value="";
		document.frm2.name.focus();   
		return false;
	    break;
	  }
	}
  }
}

function CheckEmail(address) {
  var email = address.value;
  if ((email == "") || (email.indexOf ('@') == -1) || (email.indexOf ('.') == -1)) {
	  alert("E-mail no es correcto.\n"+"Verifique y corrija correctamente");
		document.frm2.email.value="";
		document.frm2.email.focus();    
		return false;     
  //return true;
  }  
}

function CheckSelect(seleccion) {
	var sel = seleccion.value
//	alert(sel);
	if (sel == "") {
	  alert("Debe seleccionar una región.\n"+"Verifique y corrija correctamente");
 	  return false;     
   }
}

function CheckTextArea(textarea) {
    //alert(textarea.value.length);
	if ((textarea.value == "") || (textarea.value.length < 10)) {
	  alert("Debe escribir el Uso que le dará a los datos.\n"+"Verifique y corrija correctamente");
		document.frm2.usedata.value="";
		document.frm2.usedata.focus();    	  
 	  return false;     
   }
}

function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' debe contener un correo electrónico.\n';
      } else if (test!='R') {
        if (isNaN(val)) errors+='- '+nm+' debe contener un valor numérico.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (val<min || max<val) errors+='- '+nm+' debe contener un número entre '+min+' y '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' es requerido.\n'; }
  } if (errors) { alert('Los siguientes error(es) ocurrieron:\n'+errors); return false;}
  document.MM_returnValue = (errors == '');
}

function Descargar_Datos_LandSys(){
     //document.forms[0].action="http://gisweb.ciat.cgiar.org/Formularios/formulario.asp"; - no funciona
	 document.forms[0].action="http://webpc.ciat.cgiar.org/formularios/formulario.asp";
	 //turl = "ftp://ftp.ciat.cgiar.org/usodesuelos/DownWebData/LAC/AC/Poblacion/campop.zip";
     //location.href = turl;
	 var windown = window.open("ftp://ftp.ciat.cgiar.org/usodesuelos/DownWebData/LAC/AS/LandSystems/landsystem.zip", "windown", "width=320,height=150,scrollbars=0,status=0,toolbar=0,resize=0,location=0");
}