function emailshowform(pk_post, status){
	if(status){
		permalinkshowform(pk_post, false);
		commentshowform(pk_post, false);
		historyshowform(pk_post, false);
	}

	var email = document.getElementById("email_"+ pk_post);
	var sendemail = document.getElementById("sendemail_"+ pk_post);

	email.style.display = sendemail.style.display = (status) ? "" : "none";
}

function commentshowform(pk_post, status){
	if(status){
		emailshowform(pk_post, false);
		permalinkshowform(pk_post, false);
		historyshowform(pk_post, false);
	}

	var comment = document.getElementById("comment_"+ pk_post);
	var send = document.getElementById("send_"+ pk_post);

	comment.style.display = send.style.display = (status) ? "" : "none";
}

function permalinkshowform(pk_post, status){
	if(status){
		emailshowform(pk_post, false);
		commentshowform(pk_post, false);
		historyshowform(pk_post, false);
	}

	var permalink = document.getElementById("permalink_"+ pk_post);
	var copy = document.getElementById("copy_"+ pk_post);

	permalink.style.display = copy.style.display = (status) ? "" : "none";
}

function historyshowform(pk_post, status){
	if(status){
		emailshowform(pk_post, false);
		commentshowform(pk_post, false);
		permalinkshowform(pk_post, false);
	}

	var history = document.getElementById("history_"+ pk_post);
	var close = document.getElementById("close_"+ pk_post);

	history.style.display = close.style.display = (status) ? "" : "none";
}

function commentsend(pk_post){
	var form = document.getElementById("comment_form_"+ pk_post);
	commentValidation(form, pk_post);
}

function emailsend(pk_post){
	var form = document.getElementById("recommendation_form_"+ pk_post);
	recommendationValidation(form, pk_post);
}

function recommendationValidation(obj_form, pk_post){
	var flag_error = 0;
	var str_error_msg = "";

	var obj_field;
	var field_xtype;
	var field_label;
	var field_value;
	var field_id;
	var field_name;

	var obj_field_pattern;
	var field_pattern_value;

	for(var i = 0; i < obj_form.length; i++){
		obj_field = obj_form[i];
		field_xtype = (obj_field.getAttribute("xtype")) ? obj_field.getAttribute("xtype").trim().toLowerCase() : "";
		field_label = (obj_field.getAttribute("label")) ? obj_field.getAttribute("label").trim() : "";
		field_value = (obj_field.value) ? obj_field.value.trim() : "";
		field_id = (obj_field.id) ? obj_field.id.trim() : "";
		field_name = (obj_field.name) ? obj_field.name.trim() : "";

		switch(field_xtype){
			case "not_empty":
				if(field_value == ""){
					obj_field.value = field_value;
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
			case "confirmation":
				obj_field_pattern = document.getElementById(field_id.substr(0, field_id.indexOf("_confirmation")));
				field_pattern_value = (obj_field_pattern.value) ? obj_field_pattern.value.trim() : "";

				if(field_value == "" || field_value != field_pattern_value){
					obj_field.value = field_value;
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
			case "valid_email":
				if(field_value == "" || !isEmail(field_value)){
					obj_field.value = field_value;
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
			case "select_one":
				if(obj_field[0].selected == true){
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
		}
	}
	if(flag_error == 1){
		showErrorMail(true, str_error_msg, pk_post);
	}
	else{
		obj_form.submit();
	}
}

var timer_error_email;
function showErrorMail(status, str_error, pk_post){
	var div_content = document.getElementById("emailbuttons_"+ pk_post);
	div_content.style.display = (status) ? "none" : "";

	var div_msg_error = document.getElementById("diverroremail_"+ pk_post);
	div_msg_error.innerHTML = (status) ? "<div class=\"msg_error_center\"><span class=\"form\"><b>Por favor, verifique os seguintes campos</b>:</span> <br /> <br /> <ul class=\"form\">"+ str_error +"</ul></div>" : "";
	div_msg_error.style.display = (status) ? "" : "none";

	timer_error_email = (status) ? setTimeout("showErrorMail(false, '', "+ pk_post +")", 3000) : clearTimeout(timer_error_email);
}

function commentValidation(obj_form, pk_post){
	var flag_error = 0;
	var str_error_msg = "";

	var obj_field;
	var field_xtype;
	var field_label;
	var field_value;
	var field_id;
	var field_name;

	var obj_field_pattern;
	var field_pattern_value;

	for(var i = 0; i < obj_form.length; i++){
		obj_field = obj_form[i];
		field_xtype = (obj_field.getAttribute("xtype")) ? obj_field.getAttribute("xtype").trim().toLowerCase() : "";
		field_label = (obj_field.getAttribute("label")) ? obj_field.getAttribute("label").trim() : "";
		field_value = (obj_field.value) ? obj_field.value.trim() : "";
		field_id = (obj_field.id) ? obj_field.id.trim() : "";
		field_name = (obj_field.name) ? obj_field.name.trim() : "";

		switch(field_xtype){
			case "not_empty":
				if(field_value == ""){
					obj_field.value = field_value;
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
			case "confirmation":
				obj_field_pattern = document.getElementById(field_id.substr(0, field_id.indexOf("_confirmation")));
				field_pattern_value = (obj_field_pattern.value) ? obj_field_pattern.value.trim() : "";

				if(field_value == "" || field_value != field_pattern_value){
					obj_field.value = field_value;
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
			case "valid_email":
				if(field_value == "" || !isEmail(field_value)){
					obj_field.value = field_value;
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
			case "select_one":
				if(obj_field[0].selected == true){
					flag_error = 1;
					str_error_msg += "<li><b>"+ field_label +"</b></li>";
				}
				break;
		}
	}
	if(flag_error == 1){
		showError(true, str_error_msg, pk_post);
	}
	else{
		obj_form.submit();
	}
}

var timer_error;
function showError(status, str_error, pk_post){
	var div_content = document.getElementById("commentbuttons_"+ pk_post);
	div_content.style.display = (status) ? "none" : "";

	var div_msg_error = document.getElementById("diverror_"+ pk_post);
	div_msg_error.innerHTML = (status) ? "<div class=\"msg_error_center\"><span class=\"form\"><b>Por favor, verifique os seguintes campos</b>:</span> <br /> <br /> <ul class=\"form\">"+ str_error +"</ul></div>" : "";
	div_msg_error.style.display = (status) ? "" : "none";

	timer_error = (status) ? setTimeout("showError(false, '', "+ pk_post +")", 3000) : clearTimeout(timer_error);
}