// JavaScript Document
function goto(lnk){
	window.location.href=lnk;
}
function checkSearchBar(){
	var _obj = document.getElementById('frmSearchBar');
	if (_obj.keyword.value.length == 0)
	{
		alert("Nhập từ khoá tìm kiếm");
		_obj.keyword.focus();
		return false;
	}
	return true;
}
function getSelectedTab(tab)
{
	try{
		document.getElementById(tab).style.backgroundColor = '#FFFFFF' ;
	}
	catch(e)
	{
		document.getElementById('gioithieu').style.backgroundColor = '#FFFFFF' ;
	}
}
function isEmail(email) {
		var re = /^(\w|[^_]\.[^_]|[\-])+(([^_])(\@){1}([^_]))(([a-z]|[\d]|[_]|[\-])+|([^_]\.[^_])*)+\.[a-z]{2,3}$/i
		return re.test(email);
	}

function validContactForm(obj)
{
	var company,name,pos,add,phone,fax,email,content; 
	company = obj.txtCompany
	name= obj.txtName;
	pos = obj.txtPosition;
	add = obj.txtAdd;
	phone = obj.txtPhone;
	fax = obj.txtFax;
	email = obj.txtEmail;
	content = obj.content;
	
	var tcompany,tname,tpos,tadd,tphone,tfax,temail,tcontent;
	tcompany = document.getElementById('company')
	tname = document.getElementById('name')
	tpos = document.getElementById('pos')
	tadd = document.getElementById('add')
	tphone = document.getElementById('phone')
	tfax = document.getElementById('fax')
	temail = document.getElementById('email')
	tcontent = document.getElementById('content')
	
	if (name.value == '')
	{
		tname.innerHTML = "Nhập tên!"
		name.focus();
		return false;
	}
	else
	{
		if (name.value.length > 50)
		{
			tname.innerHTML = "Tên nhập vào không được quá 30 ký tự!"
			name.focus();
			name.select();
			return false;
		}
		else
			tname.innerHTML = "";
	}
	
	if (pos.value == '')
	{
		pos.value=' ';
		//return false;
	}
	if (add.value == '')
	{
		tadd.innerHTML = "Địa chỉ liên hệ!";
		add.focus();
		return false;
	}
	else
	{
		if (add.value.length > 100)
		{
			tadd.innerHTML = "Địa chỉ nhập vào không được quá 100 ký tự!"
			add.focus();
			add.select();
			return false;
		}
		else
			tadd.innerHTML = "";
	}
	
	if (phone.value == '')
	{
		tphone.innerHTML = "Nhập điện thoại liên hệ !";
		phone.focus();
		return false;
	}
	else
	{
		if (phone.value.length > 15 || phone.value.length < 5)
		{
			tphone.innerHTML = "Nhập sai định dạng!"
			phone.focus();
			return false;
		}
		else
		if (isNaN(phone.value)){
			tphone.innerHTML = "Nhập sai định dạng!"
			phone.focus();
			phone.select();
			return false;
		}
		else
			tphone.innerHTML = "";
	}
	
	if (fax.value == '')
	{
		fax.value=' ';
		//return false;
	}
	
	if (email.value == '')
	{
		temail.innerHTML = "Email chưa dược nhạp !";
		email.focus();
		return false;
	}
	else
	{
		if (!isEmail(email.value))
		{
			temail.innerHTML = "Email không hợp lệ!"
			email.focus();
			email.select();
			return false;
		}
		else
			temail.innerHTML = "";
	}
	return true;
}

function validContactFormen(obj)
{
	var company,name,pos,add,phone,fax,email,content; 
	company = obj.txtCompany
	name= obj.txtName;
	pos = obj.txtPosition;
	add = obj.txtAdd;
	phone = obj.txtPhone;
	fax = obj.txtFax;
	email = obj.txtEmail;
	content = obj.content;
	
	var tcompany,tname,tpos,tadd,tphone,tfax,temail,tcontent;
	tcompany = document.getElementById('company')
	tname = document.getElementById('name')
	tpos = document.getElementById('pos')
	tadd = document.getElementById('add')
	tphone = document.getElementById('phone')
	tfax = document.getElementById('fax')
	temail = document.getElementById('email')
	tcontent = document.getElementById('content')
	
	if (name.value == '')
	{
		tname.innerHTML = "Enter your name!"
		name.focus();
		return false;
	}
	else
	{
		if (name.value.length > 50)
		{
			tname.innerHTML = "Name is not valid. Name's less than 50 words!"
			name.focus();
			name.select();
			return false;
		}
		else
			tname.innerHTML = "";
	}
	
	if (pos.value == '')
	{
		pos.value=' ';
		//return false;
	}
	if (add.value == '')
	{
		tadd.innerHTML = "Enter your address!";
		add.focus();
		return false;
	}
	else
	{
		if (add.value.length > 100)
		{
			tadd.innerHTML = "Address is not valid. Address's less than 100 words!"
			add.focus();
			add.select();
			return false;
		}
		else
			tadd.innerHTML = "";
	}
	
	if (phone.value == '')
	{
		tphone.innerHTML = "Enter your phone !";
		phone.focus();
		return false;
	}
	else
	{
		if (phone.value.length > 15 || phone.value.length < 5)
		{
			tphone.innerHTML = "Phone's not valid!"
			phone.focus();
			return false;
		}
		else
		if (isNaN(phone.value)){
			tphone.innerHTML = "Phone's not valid!"
			phone.focus();
			phone.select();
			return false;
		}
		else
			tphone.innerHTML = "";
	}
	
	if (fax.value == '')
	{
		fax.value=' ';
		//return false;
	}
	
	if (email.value == '')
	{
		temail.innerHTML = "Email hasnot been entered !";
		email.focus();
		return false;
	}
	else
	{
		if (!isEmail(email.value))
		{
			temail.innerHTML = "Email's not valid!"
			email.focus();
			email.select();
			return false;
		}
		else
			temail.innerHTML = "";
	}
	return true;
}
function fill_image(container, img_src, contentContainer, content){
		var _container = document.getElementById(container);
		_container.src=img_src;
		var _content_container = document.getElementById(contentContainer);
		var _content_text = document.getElementById(content);
		_content_container.innerHTML=_content_text.value+'&nbsp;';
}