function bookmark(aTitle, aURL)
{
   if (!aTitle) {
       aTitle = document.title;
   }

   if (!aURL) {
       aURL = location.href;
   }

   if (window.sidebar) {
       // Gecko family
       window.sidebar.addPanel(aTitle, aURL, '');
   } else if (window.external) {
       // Trident & Tasman family
       window.external.AddFavorite(aURL, aTitle);
   } else if (window.opera) {
       if (window.print) {
           // Presto family
           return true;
       } else {
           // Elektra family
           var link = document.createElement('a');
               link.setAttribute('rel', 'sidebar');
               link.setAttribute('href', aURL);
               link.setAttribute('title', aTitle);
               link.click();
               document.removeElement(link);
       }
   } else {
       // Other engines
       alert('Configure sua mensagem aqui :)');
   }
}

function toggle(id, newValue) {
	element=document.getElementById(id);
	element.style.display=newValue;
}


function activateField(default_text, input_id) {
	inputbox=document.getElementById(input_id);
	if (inputbox.value==default_text) {
		inputbox.value='';
		inputbox.style.color='#000';
	}

}


function email_file(file_id, secret_code) {

    // Validar os emails.
	if (document.getElementById('email_to_input_' + file_id).value == "" ) {
		alert('Por favor, informe seu e-Mail.');
		return;
    }
    else if (document.getElementById('email_to_input_' + file_id).value.match(/(\w+)@(.+)\.(\w+)$/) == null){
        alert('Endereço de e-Mail inválido.');
		return;
    }


    emails = document.getElementById('email_to_input_' + file_id).value;

	new Ajax.Updater('','http://www.jonline.com.br/send_sharing_email.php',{ 'method':'post' , 'parameters': 'f=' + file_id + '&s=' + secret_code + '&emails=' + emails, 'onSuccess':function(request){ email_success(request, file_id); }, 'onFailure':function(request, file_id){ alert(request.responseText); } } );
}

function email_success(request, file_id) {
	response = request.responseText;
	toggle('email_to_form_' + file_id,'none');
	toggle('email_to_response_' + file_id,'block');
	document.getElementById('email_to_response_text_' + file_id).innerHTML = response;
}

function refresh_email(file_id) {
	document.getElementById('email_to_input_' + file_id).value='';
	toggle('email_to_form_' + file_id,'block');
	toggle('email_to_response_' + file_id,'none');
	document.getElementById('email_to_input_' + file_id).focus();
}