function init(){
	var obj_loginType = document.login.login_type;
	if(obj_loginType.value == 'email'){
		change_login('E-MAIL');
	}
	if(document.login.elements[0].value != '' || document.login.elements[1].value != ''){
		//document.getElementById('login_notic').innerHTML = "帐号或密码不对，重新尝试？[<a href='/users/help#lgoin/'>帮助</a>]"
	}
}
function username_focus(obj){
	var obj = obj;
	if(obj == document.register.elements[0]){
		document.getElementById('info_1').innerHTML='　不能超过15个字符或7个汉字';
		var register_notic = document.getElementById('register_notic');
		register_notic.style.marginTop = '50px';
		register_notic.style.paddingTop = '15px';
		register_notic.innerHTML = "用户名可以由英文字母、数字、汉字及下划线组成。英文用户名不能超过15个字符，中文用户名不能超过7个汉字。";
	}
	if (obj.value == '请输入用户名')
	{
		obj.value = '';
		obj.style.color='';
	}
	
}

function email_focus(obj){
	var obj = obj;
	if(obj == document.register.elements[1]){
		document.getElementById('info_2').innerHTML='　　　　请输入真实E-mail地址';
		var register_notic = document.getElementById('register_notic');
		register_notic.style.marginTop = '95px';
		register_notic.style.paddingTop = '22px';
		register_notic.innerHTML = "※由于注册后需要通过E-mail激活，所以请务必填写真实有效的邮件地址！[<a href='/users/help#lgoin/'>帮助</a>]";
	}
	if (obj.value == '请输入E-mail地址')
	{
		obj.value = '';
		obj.style.color='';
	}
}