// JScript File
function validate()
{
    if(document.form1.txtSubMailId.value == "")
    {
        alert("Please enter you email Id");
        document.form1.txtSubMailId.focus();
        return false;
    }
    if(document.form1.ddlSign.value == 0)
    {
        alert("Please select your sign");
        document.form1.ddlSign.focus();
        return false;
    }
    if(!document.form1.chkDaily.checked) 
    {
        if(!document.form1.chkWeekly.checked)
        {
            if(!document.form1.chkMonthly.checked)
            {
                alert("Please select any one of your subscription.");
                document.form1.chkDaily.focus();
                return false;
            }
        }
    }        
    
    return true;
}