// Function to clear out default text from text boxes
function clearText(f)
{
    if (f.defaultValue==f.value)
        f.value = ""
}


function validatedata(f)
{
    if (f.customername.value == "") 
    {
        alert ("\nThe name field is blank.. \n\n Please enter your name.")
        return false;
    }
    if (f.customeremail.value == "") 
    {
        alert ("\n The E-Mail field is blank. \n\n Please enter your E-Mail address.")
        return false;
    }
    if (f.customeremail.value.indexOf ('@',0) == -1 || f.customeremail.value.indexOf ('.',0) == -1) 
    {
        alert ("\n The E-Mail field requires a \"@\" and a \".\" be used. \n\nPlease re-enter your E-Mail address.")
        return false;
    }
    return true;
}