function AJAX() {

        var xmlhttp=false;
        try  { xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); }
        catch(e)
        {
        try  { xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); }
        catch(E)
                {
                        if (!xmlhttp && typeof XMLHttpRequest!='undefined') xmlhttp=new XMLHttpRequest();
                }
        }
        return xmlhttp;

}

function snd_mail() {
	
	var contact_name = document.getElementById('contact_name');
	var contact_mail = document.getElementById('contact_mail');
	var contact_mesage = document.getElementById('contact_mesage');
	var contact_asunto = document.getElementById('contact_asunto');
	
	if ((contact_name.value == "") || (contact_mail.value == "") || (contact_mesage.value == "") || (contact_asunto.value == "")) { alert('Error al enviar formulario, llene la informacion requerida');  }
	else { 
	
	var ajax = AJAX();
	ajax.open("GET","includes/snd_mail.php?name="+contact_name.value+"&mail="+contact_mail.value+"&mesage="+contact_mesage.value+"&asunto="+contact_asunto.value,true);
	ajax.onreadystatechange=function() { 
	if (ajax.readyState == 4) { 
		contact_name.value = "";
		contact_mail.value = "";
		contact_asunto.value = "";
		contact_mesage.value = "";
		alert('Informacion enviada correctamente');
		}
	}

	ajax.send(null);
	
	
	
	}
	

	
	}