function calcFee()
{
    var frm=document.forms.feeForm;

    if (frm.noOfDocs.value>"")
    {
        var duration=parseInt(frm.duration.value);
        var noOfDocs=parseInt(frm.noOfDocs.value);

        if (duration==1 || duration==2)
            duration = 3
        
        var fee = 160 + ((noOfDocs-1)*55) + ((duration-3)*55);
        document.getElementById("fee").innerHTML=fee+".00";
    }
    else
    {
        alert("Cannot calculate the fee without a number of documents");
        document.getElementById("fee").innerHTML="0.00";
    }
}