// JavaScript Document
function boton(formobj) {
    var code = formobj.elements["session_code"];
	var obj1 = formobj.elements["password"];
	var obj2 = formobj.elements["comentario"];
	var obj3 = formobj.elements["nombre"];
	var obj4 = formobj.elements["id_entrada"];
	if (obj1.value == "" || obj1.value == null){
	    alert("No escribio el codigo\n");
		return false;
	}
	if (obj2.value == "" || obj2.value == null){
	    alert("No escribio comentario");
		return false;
	}
	oldsc=document.getElementById("old_sc");
    if(oldsc)
        document.getElementsByTagName('body')[0].removeChild(oldsc);
    sc=document.createElement('script');
    sc.id="old_sc";
	pass=document.getElementById("password").value;
    
	var datos = "trd=1&session_code="+code.value+"&password="+obj1.value+"&nombre="+obj3.value+"&id="+obj4.value+"&comentario="+obj2.value;
	envia(datos);
	
	sc.src='/codigo2.php?bb&session_code='+code.value+'&pass='+pass;
    document.getElementsByTagName('body')[0].appendChild(sc);
	return false;
}
function envia(variables) {
    if (window.XMLHttpRequest) { // Mozilla, Safari, ...
        http_request = new XMLHttpRequest();
    }
    else if (window.ActiveXObject) { // Internet Explorer
        http_request = new ActiveXObject("Microsoft.XMLHTTP");
    }
    http_request.onreadystatechange = muestraContenido;
    http_request.open('POST', '/respueta_comentario.php', true);
    http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    http_request.send(variables);
    function muestraContenido() {
	    if(http_request.readyState == 4) {
           if (http_request.status == 200) {
               document.getElementById("resultado").innerHTML=http_request.responseText;
           } 
	    }
	}
}