function initRequestObject() {
    var xmlhttp=false;
    /*@cc_on @*/
    /*@if (@_jscript_version >= 5)
    // JScript gives us Conditional compilation, we can cope with old IE versions.
    // and security blocked creation of the objects.
     try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
     } catch (e) {
          try {
            xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
          } catch (E) {
            xmlhttp = false;
          }
     }
@end @*/
     if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
          try {
               xmlhttp = new XMLHttpRequest();
          } catch (e) {
               xmlhttp=false;
          }
     }

     if (!xmlhttp && window.createRequest) {
          try {
               xmlhttp = window.createRequest();
          } catch (e) {
               xmlhttp=false;
          }
     }
     return xmlhttp; 
} 

function nuevoAjax(){
        var xmlhttp=false;
        try{
                xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
        }catch(e){
                try {
                        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
                }catch(E){
                        xmlhttp = false;
                }
        }       
        if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
                xmlhttp = new XMLHttpRequest();
        }
        return xmlhttp;
}
function enviarMail(lang){
	var lang=lang;
	//alert(lang);
       c = document.getElementById('resultado_mensaje');
   
       //variable=documenet.nombre_del_form.nombre_del_control.value
       nom = document.getElementById('dname').value;
       email=document.getElementById('demail').value;
       mens=document.getElementById('dcomentarios').value;
   
       ajax=nuevoAjax();
       var2 = c.innerHTML = '<p style="text-align:center;"><img src="images/loader.gif"/> Enviando por favor espere...</p>'; 
       ajax.open("POST", lang+"sendmail.php",true);
       ajax.onreadystatechange=function() {
       if (ajax.readyState==4) {
       c.innerHTML = ajax.responseText
	   //c.innerHTML = c.innerHTML+var2
       }
       borrarCampos()
       }
       ajax.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
       ajax.send("nombre="+nom+"&email="+email+"&mensaje="+mens)
}
function borrarCampos(){
       document.getElementById('dname').value="";
       document.getElementById('demail').value="";
       document.getElementById('dcomentarios').value="";
	   document.getElementById('btnMEnviar').disabled=true;
       //document.getElementById('nombre').focus();
}