function showMethod(path, service )
{
    window.open(path + '/bika_services/' + service + '/analysis_method','analysismethod', 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=400,height=400');
}
function showPopup(tagID) {
    element=document.getElementById(tagID)
    element.style.visibility = "visible";
}
function hidePopup(tagID) {
    element=document.getElementById(tagID)
    element.style.visibility = "hidden";
}
function toggleBoolean(visibleCheckbox, hiddenBoolean) 
{
 // this function turns a checkbox into a radio button... sort of
    vis = document.getElementById(visibleCheckbox);
    hidden = document.getElementById(hiddenBoolean);
    if (vis.checked) {
    hidden.value = 1;
    } else {
    hidden.value = '';
    }
    return true;

}
function selectAllCats(all, individual) 
{
    all_cb = document.getElementById(all);
    for ( var i=0;i<999;i++) {
        if (document.getElementById(individual + i) == undefined){
            break;
        } else {
            other_cb = document.getElementById(individual + i);
            other_cb.checked = all_cb.checked;
        }
    }
}
function returnCCs(){
    var uids = ''
    var titles = ''
    for ( var i=0;i<99;i++) {
        contact_id = 'Contact.' + i
        if (document.getElementById(contact_id) == undefined) {
            break;
        }
        contact = document.getElementById(contact_id);
        if (contact.checked) {
            selected_uid = contact.getAttribute('selected_uid');
            selected_title = contact.getAttribute('selected_title');
            if (uids == '') {
                uids = selected_uid;
                titles = selected_title;
            } else {
                uids = uids + ',' + selected_uid; 
                titles = titles + ',' + selected_title; 
            }
        }
    }
        
    window.opener.select_cc(uids, titles); 
    window.close();
}
function moveUp(number) {
    thisElem =  document.getElementById('Pos.' + number);
    old_value = parseInt(thisElem.value)
    new_value = old_value - 1;
    if (new_value == 0) {
        return
    }
    for (var i=1;i<999;i++) {
        otherName= 'Pos.' + i;
        if (document.getElementById(otherName) == undefined) {
            break
        }    
        otherElem = document.getElementById(otherName);
        item_value = parseInt(otherElem.value)
        if (item_value == old_value) {
            otherElem.value = new_value;
        } else {
            if (item_value == new_value) {
                otherElem.value = new_value + 1;
            }
        }
    }
    return
}
function moveDown(number) {
    thisElem =  document.getElementById('Pos.' + number);
    old_value = parseInt(thisElem.value)
    new_value = old_value + 1;
    for (var i=1;i<999;i++) {
        otherName= 'Pos.' + i;
        if (document.getElementById(otherName) == undefined) {
            break
        }    
        otherElem = document.getElementById(otherName);
        item_value = parseInt(otherElem.value)
        if (item_value == old_value) {
            otherElem.value = new_value;
        } else {
            if (item_value == new_value) {
                otherElem.value = new_value - 1;
            }
        }
    }
    return
}
function CalcTotal(){
    var total_qty = 0.00
    var subtotal_amount = 0.00
    var vat_amount = 0.00
    var total_amount = 0.00

    subtotal = document.getElementById('Subtotal')
    totalqty = document.getElementById('Qty')
    vat = document.getElementById('VAT')
    total = document.getElementById('Total')

    form_elements = document.order_form.elements
    for (var idx=0; idx < form_elements.length; idx++){
        e = form_elements[idx]
        if (e.name.indexOf('labproducts') != -1){
            if (e.value == '') {
                quantity = 0.00;
            } else {
                quantity = parseFloat(e.value);
            }
            item_price = parseFloat(e.getAttribute('price')) * quantity;
            item_total_price = parseFloat(e.getAttribute('totalprice')) * quantity;
            item_total_id = e.id + '_total';
            item_total = document.getElementById(item_total_id);
            item_total.value = item_price.toFixed(2);

            item_vat = item_total_price - item_price;
            subtotal_amount = subtotal_amount + item_price;
            total_amount = total_amount + item_total_price;
            total_qty = total_qty + quantity;
        }
    }

    vat_amount = total_amount - subtotal_amount
    subtotal.value = 'R ' + subtotal_amount.toFixed(2)
    totalqty.value = total_qty
    vat.value = 'R ' + vat_amount.toFixed(2)
    total.value = 'R '+ total_amount.toFixed(2)

    return
}

function setStockData(){

    sst_elem = document.getElementById('stdstock');
    sst = sst_elem.value;
    service_elements = document.getElementsByName('Service:list');
    if (sst == 'None') {
        today = document.getElementById('today');
        created = today.value;
        expiry = '0000/00/00';
        /* NO stock selected - clear all and make available */
        for (i=0;i<service_elements.length;i++) {
            service_elements[i].style.visibility = "visible";
            service_elements[i].checked = false;
            uid = service_elements[i].getAttribute('id');
            document.getElementById(uid + '.result').value = ''
            document.getElementById(uid + '.result').style.visibility = 'visible';
            document.getElementById(uid + '.error').value = '';
            document.getElementById(uid + '.error').style.visibility = 'visible';
            document.getElementById(uid + '.min').value = '';
            document.getElementById(uid + '.min').style.visibility = 'visible';
            document.getElementById(uid + '.max').value = '';
            document.getElementById(uid + '.max').style.visibility = 'visible';
        }
    } else {
        /* stock selected - unset all values and hide until selected */
        sst_services = document.getElementById('stdstock.' + sst);
        services = sst_services.getAttribute('services');
        results = sst_services.getAttribute('results');
        created = sst_services.getAttribute('created');
        if (created == '') {
            created = '0000/00/00';
        }
        expiry = sst_services.getAttribute('expiry');
        if (expiry == '') {
            expiry = '0000/00/00';
        }

        for (i=0;i<service_elements.length;i++) {
            service_elements[i].style.visibility = "hidden";
            service_elements[i].checked = false;
            uid = service_elements[i].getAttribute('id');
            document.getElementById(uid + '.result').value = ''
            document.getElementById(uid + '.result').style.visibility = 'hidden'
            document.getElementById(uid + '.error').value = ''
            document.getElementById(uid + '.error').style.visibility = 'hidden'
            document.getElementById(uid + '.min').value = ''
            document.getElementById(uid + '.min').style.visibility = 'hidden'
            document.getElementById(uid + '.max').value = ''
            document.getElementById(uid + '.max').style.visibility = 'hidden'
        }
        var ServiceArray = results.split(":");
        for ( var i=0;i<ServiceArray.length - 1;i++) {
            ResultsArray = ServiceArray[i].split(";");
            analysis_uid = ResultsArray[0];
            if (document.getElementById(analysis_uid) == undefined){
                alert('Analysis service not found - please expand categories');
                continue
            }
            analysis = document.getElementById(analysis_uid);
            analysis.style.visibility = "visible";
            analysis.checked = true;
            result = document.getElementById(analysis_uid + '.result');
            result.value = ResultsArray[1];
            result.style.visibility = "visible"
            error = document.getElementById(analysis_uid + '.error');
            error.value = '';
            error.style.visibility = "visible"
            min = document.getElementById(analysis_uid + '.min');
            min.value = ResultsArray[2];
            min.style.visibility = "visible"
            max = document.getElementById(analysis_uid + '.max');
            max.value = ResultsArray[3];
            max.style.visibility = "visible"

        }
    }

    var DateArray = created.split("/");
    year = document.getElementById('search_DateSampled_0_year');
    year.value = DateArray[0];
    month = document.getElementById('search_DateSampled_0_month');
    month.value = DateArray[1];
    day = document.getElementById('search_DateSampled_0_day');
    day.value = DateArray[2];
    date = document.getElementById('search_DateSampled_0');
    date.value = created;

    var DateArray = expiry.split("/");
    year = document.getElementById('search_ExpiryDate_None_year');
    year.value = DateArray[0];
    month = document.getElementById('search_ExpiryDate_None_month');
    month.value = DateArray[1];
    day = document.getElementById('search_ExpiryDate_None_day');
    day.value = DateArray[2];
    date = document.getElementById('search_ExpiryDate_None');
    date.value = expiry;
        
    return
}
function toggleResults(uid) {
    service = document.getElementById(uid);
    result = document.getElementById(uid + '.result');
    error = document.getElementById(uid + '.error');
    min = document.getElementById(uid + '.min');
    max = document.getElementById(uid + '.max');
    if (service.checked) {
        result.style.visibility = "visible"
        error.style.visibility = "visible"
        min.style.visibility = "visible"
        max.style.visibility = "visible"
    } else {
        result.style.visibility = "hidden"
        result.value = ""
        error.style.visibility = "hidden"
        error.value = ""
        min.style.visibility = "hidden"
        min.value = ""
        max.style.visibility = "hidden"
        max.value = ""
    }
    return
}
function formatFloat(pFloat, pDp){
    var m = Math.pow(10, pDp);
    return parseInt(pFloat * m, 10) / m;
}

function calcMinMax(uid) {
    valid = true
    elem = document.getElementById(uid + '.result');
    if (elem.value) {
        if (isNaN(elem.value)) {
            valid = false;
        } else {
            result = parseFloat(elem.value);
        }
    } else {
        valid = false
    }
    
    elem = document.getElementById(uid + '.error');
    if (elem.value) {
        if (isNaN(elem.value)) {
            valid = false;
        } else {
            error = parseFloat(elem.value);
        }
    } else {
        valid = false
    }

    
    min = document.getElementById(uid + '.min');
    max = document.getElementById(uid + '.max');
    if (valid) {
        value = result - (error / 100 * result);
        formatted = formatFloat(value, 3);
        min.value = formatted;
        value = result + (error / 100 * result);
        formatted = formatFloat(value, 3);
        max.value = formatted;

    } else {
        min.value = '';
        max.value = '';
    }
    return
}

function clearError(uid) {
    error = document.getElementById(uid + '.error');
    error.value = '';
    return
}
function clearSampleAndService() {
    sample = document.getElementById('getStandardSampleUID');
    sample.value = '';
    service = document.getElementById('getServiceUID');
    service.value = '';
    return
}
function clearService() {
    service = document.getElementById('getServiceUID');
    service.value = '';
    return
}
function enableAddAttachment(this_field) {
    attachfile = document.getElementById('AttachFile').value
    service = document.getElementById('Service').value
    analysis = document.getElementById('Analysis').value

    if (this_field == 'Analysis') {
        document.getElementById('Service').value = '';
    }
    if (this_field == 'Service') {
        document.getElementById('Analysis').value = '';
    }

    document.getElementById('addButton').disabled = false;
    if (attachfile == '') {
        document.getElementById('addButton').disabled = true
    } else {
        if ((service == '') && (analysis == '')) {
            document.getElementById('addButton').disabled = true
        }
    }
    
    return
}
//-->