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 limpiarForm(theForm){
	theForm.nombre.value = "";
	theForm.apellido.value = "";
	theForm.cedula.value = "";
	theForm.empresa.value = "";
	theForm.telefono.value = "";
	theForm.celular.value = "";
	theForm.ciudad.value = "";
	theForm.email.value = "";
	theForm.clave.value = "";
	theForm.confirmar.value = "";
	theForm.recibir.checked = false;
	
}

function marcarCheck(theForm) {
	//d = document.formaListado;
	for (i = 0; i < theForm.length; i++) {
		theForm.elements[i].checked = 1;
	}
}

function IsBlank(theObj) {
	var re = /^\s{1,}$/g; //match any white space including space, tab, form-feed, etc. 
	if ((theObj.value.length==0) || (theObj.value==null) || ((theObj.value.search(re)) > -1)) {
		return true;
	}else {
		return false;
	}
}

function validateEmail(email) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(email)){
		return (true)
	} else {
		++error;
		msg += "- Email Incorrecto\n";
		return (false);
	}
}

function validarRegistro(theForm){
	error=0;
	msg = "Por favor, INGRESE toda la información.\n Los siguientes campos estan vacíos o el valor es incorrecto:\n\n";
	
	if(IsBlank(theForm.nombre)){
		++error;
		msg += "- Nombre.\n";
	}

	if(IsBlank(theForm.apellido)){
		++error;
		msg += "- Apellido.\n";
	}

	if(IsBlank(theForm.cedula)){
		++error;
		msg += "- Cédula.\n";
	}

	if(IsBlank(theForm.telefono)){
		++error;
		msg += "- Teléfono\n";
	}

	if(IsBlank(theForm.email)){
		++error;
		msg += "- Email\n";
	}else if(theForm.email.value.indexOf('.info') != -1){
		++error;
		msg += "- Email\n";
	}else{
		validateEmail(theForm.email.value)
	}
	
	if(IsBlank(theForm.clave)){
		++error;
		msg += "- Clave\n";
	}

	if(IsBlank(theForm.confirmar)){
		++error;
		msg += "- Confirmar Clave\n";
	}

	if(theForm.clave.value!=theForm.confirmar.value){
		++error;
		msg += "- Las claves son diferentes\n";
	}
		
	if(error>0){
		alert(msg);
		return false;
	}else{		
		theForm.submit();
	}
}