if (window != window.top)
{
  top.location.href = location.href;
}

function check(theform)
{
	if(theform.user_name.value=="")
	{
		alert("用户名不能为空！");
		theform.user_name.focus();
		return false
	}
	if(theform.user_password.value=="")
	{
		alert("密码不能为空！");
		theform.user_password.focus();
		return false;
	}
	if(theform.user_password.value.match(/\W/) != null)
	{
		alert("密码只能为数字字母下划线！");
		theform.user_password.focus();
		return false
	}
	return true
}

function check_sub(element_radiao)
{
	if (element_radiao.value == "kind")
	{								
		if (element_radiao.checked)
		{								
			add_form.key_word_a.value = add_form.key_word_b.value;
			add_form.key_word_b.value = "";
			add_form.key_word_b.style.display = "none";
			add_form.key_word_a.style.display = "";
		}
	}
	else
	{							
		if (element_radiao.checked)
		{
			add_form.key_word_b.value = add_form.key_word_a.value;
			add_form.key_word_a.value = "";
			add_form.key_word_a.style.display = "none";
			add_form.key_word_b.style.display = "";
		}
	}
}

function check_dlsub(element_radiao)
{
	if (element_radiao.value == "kind")
	{								
		if (element_radiao.checked)
		{								
			dl_form.key_word_a.value = dl_form.key_word_b.value;
			dl_form.key_word_b.value = "";
			dl_form.key_word_b.style.display = "none";
			dl_form.key_word_a.style.display = "";
		}
	}
	else
	{							
		if (element_radiao.checked)
		{
			dl_form.key_word_b.value = dl_form.key_word_a.value;
			dl_form.key_word_a.value = "";
			dl_form.key_word_a.style.display = "none";
			dl_form.key_word_b.style.display = "";
		}
	}
}

function flashup(tb1)
{
	tb1.style.border="1pt solid #0071ff";
}

function flashdown(tb1)
{
	tb1.style.border="0pt";
}