<!--
function CheckSign(form)
{
    if(form.name.value == '')
	{
	    alert('请输入您的姓名');
		form.name.focus();
		return false;
	}
    if(form.cell.value == '')
	{
	    alert('请输入您的联系电话');
		form.cell.focus();
		return false;
	}	
	return CheckForm(form);
}	
//-->