var http_request = false;
var danado='';


///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
    function alertContents() {

        if (http_request.readyState == 4) {
            if (http_request.status == 200) {
                //alert(http_request.responseText);				
				document.getElementById(danado).innerHTML = http_request.responseText;				
            } else {
                alert('There was a problem with the request.');
            }
        }
		else{
			//document.getElementById(danado).innerHTML = '<img name="" src="imagens/indicator.gif" width="16" height="16" alt="">';
		}

    }
	
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function escreve(url,alvo) {
		danado=alvo;        
		http_request = false;

        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            http_request = new XMLHttpRequest();
            if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');
                // See note below about this line
            }
        } else if (window.ActiveXObject) { // IE
            try {
                http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!http_request) {
            alert('Giving up :( Cannot create an XMLHTTP instance');
            return false;
        }
        http_request.onreadystatechange = alertContents;
  
		//alert(url);
		http_request.open('POST', url, true);
		http_request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
        var post;			
			
				post="USER_NOME="+document.getElementById("USER_NOME").value+"&USER_FONE="+document.getElementById("USER_FONE").value+"&USER_EMAIL="+document.getElementById("USER_EMAIL").value+"&USER_CIDADE="+document.getElementById("USER_CIDADE").value+"&USER_UF="+document.getElementById("USER_UF").value+"&USER_MENSAGEM="+document.getElementById("USER_MENSAGEM").value;	
				
					document.getElementById("USER_NOME").value=' ';
					document.getElementById("USER_NOME").focus();				
					document.getElementById("USER_FONE").value=' ';
					document.getElementById("USER_EMAIL").value=' ';
					document.getElementById("USER_CIDADE").value=' ';
					document.getElementById("USER_UF").value=' ';
					document.getElementById("USER_MENSAGEM").value=' ';
				
			http_request.send(post)

    }
	/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////