function finding()
{
	var strPhone = document.mobile.phone.value;
	if (strPhone == '' || strPhone =='请输入手机号')
	{
		alert('请输入手机号');
		document.mobile.phone.focus();
		return;
	}
	if (strPhone.length < 7)
	{
		alert('请最少输入手机号的前七位');
		document.mobile.phone.focus();
		return;
	}
	window.open("about:blank","preview","width=420, height=290");
	document.mobile.target = 'preview';
	document.mobile.submit();
}
-->