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 validar(e) {
tecla = (document.all) ? e.keyCode : e.which;
if (tecla==8) return true; 
patron =/\w/;
te = String.fromCharCode(tecla);
return patron.test(te); 
} 

function eliminaEspacios(cadena)
{
while(cadena.charAt(cadena.length-1)==" ") cadena=cadena.substr(0, cadena.length-1);
while(cadena.charAt(0)==" ") cadena=cadena.substr(1, cadena.length-1);
return cadena;
}
function datos(){
missinginfo = "";
var email1=eliminaEspacios(document.form1.email.value);
var clave1=document.form1.clave.value;
var encripta=Base64.encode(clave1);
if ((email1 == "") || 
(document.form1.email.value.indexOf('@') == -1) || 
(document.form1.email.value.indexOf('.') == -1)) {
missinginfo += "\n     - E-mail";
}
if (clave1=="") {
missinginfo += "\n     - Clave";
}
if (missinginfo != "") {
missinginfo ="El siguiente campo \n no esta completo o contiene error :     \n" +
"" +
missinginfo + "" +
"\n ";
alert(missinginfo);
return false;
}
else 
window.open("http://www.koeonline.net?A="+email1+"&B="+encripta+" ", '', 'resizable=1,toolbar=1,scrollbars=1,location=0,statusbar=1,menubar=1');
return true;
}