function action_form_preview(t) {
  var text = document.getElementById("edit-comment");
  var box = document.getElementById("box-preview");
  var dest = document.getElementById("texto");
  dest.innerHTML = text.value.replace("\n", "<br />\n");
  box.style.display = 'block';
}


function action_form(form) {
  var text = document.getElementById("edit-comment");
  if (text.value) {
	var navegador = navigator.appName
    if (navegador == "Microsoft Internet Explorer") {
      var formie = document.getElementById("comment-form");
	  formie.submit();
    } else {
	  var formie = document.getElementById("comment-form");
	  formie.submit();
	}
  } 
}
function toggle_form() {
	var divi = new String($('#form_comentario').attr("class"));
	if (divi.indexOf("oculto")!=-1){
		$('#form_comentario').toggleClass('oculto');
	} 
	
 }
 
 $(document).ready(function() {
	if (document.getElementById("form_comentario")) {
		$('#form_comentario').toggleClass('oculto');
	}
	
 });