function loadCaptcha(){
   var f = document.getElementById('captcha');
   f.src = f.src;
}

function viewComunas( comuna, contenedor ) {
	var region = contenedor == 'com_id' ? $('#reg_id').val() : $('#regemp').val();
   var com_id = !comuna ? 0 : comuna;
   var reg_id = !region ? 0 : region;
   
	$( '#td_'+contenedor ).html( quickAjax( 'ajax_comuna.php?selected='+com_id+'&reg_id='+reg_id+'&contenedor='+contenedor ) );
	checkErrores();
}

function fSoloNumeros(evt){
   var nav4 = window.Event ? true : false;
   var key = nav4 ? evt.which : evt.keyCode;
   return (key <= 13 || (key >= 48 && key <= 57));
}

function clearString(string){
	var string = new String (string);
	string = string.replace(/[.]/g, '').replace(',', '').replace('-', '');
	return string;
}