function InputBoxFocus(tid)
{
    var sObj;
    switch (tid)
    {
        case 1:
            sObj = document.getElementById("keywords_1");
            break;
        case 2:
            sObj = document.getElementById("keywords_2");
            break;
        default:
            break;
      }
      sObj.value = '';
}

function reSetCaptcha()
{
    var d = new Date();
    document.getElementById('captchaImageImage').innerHTML = '<img src="aspcaptcha.asp?s='+ d.getMilliseconds() +'" alt="This Is CAPTCHA Image" width="86" height="21" />';
}