//Function to update all the costs,
//updated a billion times now, ffs,
//all values, client ids and costs
//are pulled from a script block in the user control
//which are pulled form the survey object
function updateCosts(){
    var employees = parseInt(employeesTXT.value);
    if(isNaN(employees) || employees < 1){
        alert("Please specify the numbers of employees.");
        return;
    }
    var currentCost = costSetupAdmin;
    
    //check and update benchmarking
    if(benchmarkCB.checked){
        if(benchmarkHolderPanel.style.display != 'block'){
            benchmarkStandardCB.checked = true;
            benchmarkCustomCB.checked   = false;
        }
        benchStandardLBL.style.marginTop    = '18px';
        benchCustomLBL.style.display        = 'block';
        benchmarkHolderPanel.style.display  = 'block';
        //go down into standard
        if(benchmarkStandardCB.checked){
            currentCost                 += costBenchmarkStandard;
            benchStandardLBL.innerHTML   = formatCurrency(costBenchmarkStandard);
        }
        else
            benchStandardLBL.innerHTML = formatCurrency(0);
        
        //and then customised
        if(benchmarkCustomCB.checked){
            currentCost             += costBenchmarkCustom;
            benchCustomLBL.innerHTML = formatCurrency(costBenchmarkCustom);
        }
        else
            benchCustomLBL.innerHTML = formatCurrency(0);
    }
    else {
        benchCustomLBL.style.display        = 'none';
        benchmarkHolderPanel.style.display  = 'none';
        benchStandardLBL.innerHTML          = formatCurrency(0);
        benchStandardLBL.style.marginTop    = '0';
    }
    
    if(demographicCB.checked){
        var demoCost = 0;
        if(employees <= 50)
            demoCost = costDemographicReporting[0];
        else if(employees <= 100)
            demoCost = costDemographicReporting[1];
        else if(employees <= 250)
            demoCost = costDemographicReporting[2];
        else if(employees <= 500)
            demoCost = costDemographicReporting[3];
        else if(employees <= 1000)
            demoCost = costDemographicReporting[4];
        else if(employees <= 1500)
            demoCost = costDemographicReporting[5];
        else if(employees <= 2000)
            demoCost = costDemographicReporting[6];
        else if(employees <= 2500)
            demoCost = costDemographicReporting[7];
        else if(employees <= 3000)
            demoCost = costDemographicReporting[8];
        else if(employees <= 3500)
            demoCost = costDemographicReporting[9];
        else if(employees <= 4000)
            demoCost = costDemographicReporting[10];
        else if(employees <= 4500)
            demoCost = costDemographicReporting[11];
        else if(employees <= 5000)
            demoCost = costDemographicReporting[12];
            
        if(demoCost > 0){
            currentCost             += demoCost;
            demographicLBL.innerHTML = formatCurrency(demoCost);
        }
        else
            demographicLBL.innerHTML = "POA";
    }
    else
        demographicLBL.innerHTML = formatCurrency(0);
        
    //check add extra questions
    if(extraCB.checked){
        extraQuestionsPanel.style.display = 'block';
        var extraCost = 0;
        switch(extraDDL.selectedIndex){
            case 0: extraCost = costExtra10; break;
            case 1: extraCost = costExtra20; break;
            case 2: extraCost = costExtra50; break;
        }
        if(extraCost > 0){
            currentCost         += extraCost;
            extraLBL.innerHTML  = formatCurrency(extraCost);
        }
        else
            extraLBL.innerHTML = "POA";
    }
    else {
        extraQuestionsPanel.style.display = 'none';
        extraDDL.selectedIndex = 0;
        extraLBL.innerHTML                  = formatCurrency(0);
    }
    
    //check trending
    if(trendingCB.checked){
        currentCost         += costTrending;
        trendingLBL.innerHTML = formatCurrency(costTrending);    
    }
    else
        trendingLBL.innerHTML = formatCurrency(0);



    var caCost = 0;
    //check key driver detailed first, force check key driver if so
    if (quoteData.keyDriverDetailed.CB.checked) {
        quoteData.keyDriver.CB.disabled = true;
        quoteData.keyDriver.CB.checked = true;
        quoteData.keyDriver.LBL.innerHTML = formatCurrency(0);

        quoteData.commentsAnalysis.CB.disabled = true;
        quoteData.commentsAnalysis.CB.checked = true;
        quoteData.commentsAnalysis.LBL.innerHTML = formatCurrency(0);
        quoteData.commentsAnalysis.PNL.style.display = 'none';

        quoteData.keyDriverDetailed.PNL.style.display = 'block';
        switch (quoteData.keyDriverDetailed.DDL.selectedIndex) {
            case 0:
                {
                    if (employees <= 500)
                        caCost = quoteData.keyDriverDetailed.costReport.cost500;
                    else if (employees <= 1500)
                        caCost = quoteData.keyDriverDetailed.costReport.cost1500;
                    else if (employees <= 3000)
                        caCost = quoteData.keyDriverDetailed.costReport.cost3000;
                    else if (employees <= 5000)
                        caCost = quoteData.keyDriverDetailed.costReport.cost5000;
                    else
                        caCost = 0;
                    break;
                }
            case 1:
                {
                    if (employees <= 500)
                        caCost = 0;
                    else if (employees <= 1500)
                        caCost = 0;
                    else if (employees <= 3000)
                        caCost = quoteData.keyDriverDetailed.costReportDemographic.cost3000;
                    else if (employees <= 5000)
                        caCost = quoteData.keyDriverDetailed.costReportDemographic.cost5000;
                    else
                        caCost = 0;
                    break;
                }
        }

        if (caCost > 0) {
            currentCost += caCost;
            quoteData.keyDriverDetailed.LBL.innerHTML = formatCurrency(caCost);
        }
        else
            quoteData.keyDriverDetailed.LBL.innerHTML = "POA";




    } //if not detailed key driver, check for stock key driver
    else {
        quoteData.keyDriverDetailed.PNL.style.display = 'none';
        if (quoteData.keyDriver.CB.checked && quoteData.keyDriver.CB.disabled) {
            quoteData.keyDriver.CB.disabled = false;
            quoteData.keyDriver.CB.checked = false;
            quoteData.keyDriverDetailed.DDL.selectedIndex = 0;
            quoteData.keyDriverDetailed.LBL.innerHTML = formatCurrency(0);
        }
        else if (quoteData.keyDriver.CB.checked) {
            //key driver is checked, but key driver detailed isn't
            currentCost += quoteData.keyDriver.cost;
            quoteData.keyDriverDetailed.LBL.innerHTML = formatCurrency(0);
            quoteData.keyDriver.LBL.innerHTML = formatCurrency(quoteData.keyDriver.cost);
        }
        else {
            //neither key driver or key driver detailed is checked, make sure they are all enabled
            quoteData.keyDriverDetailed.LBL.innerHTML = formatCurrency(0);
            quoteData.keyDriver.LBL.innerHTML = formatCurrency(0);
            quoteData.keyDriver.CB.disabled = false;
        }

        //comments analysis

        var caCost = 0;
        //check comments analysis
        if (quoteData.commentsAnalysis.CB.checked && quoteData.commentsAnalysis.CB.disabled) {
            quoteData.commentsAnalysis.CB.disabled = false;
            quoteData.commentsAnalysis.CB.checked = false;
            quoteData.commentsAnalysis.PNL.style.display = 'none';
            quoteData.commentsAnalysis.DDL.selectedIndex = 0;
        }
        else if (quoteData.commentsAnalysis.CB.checked) {
            quoteData.commentsAnalysis.PNL.style.display = 'block';


            switch (quoteData.commentsAnalysis.DDL.selectedIndex) {
                case 0:
                    {
                        if (employees <= 500)
                            caCost = quoteData.commentsAnalysis.costReport.cost500;
                        else if (employees <= 1500)
                            caCost = quoteData.commentsAnalysis.costReport.cost1500;
                        else if (employees <= 3000)
                            caCost = quoteData.commentsAnalysis.costReport.cost3000;
                        else if (employees <= 5000)
                            caCost = quoteData.commentsAnalysis.costReport.cost5000;
                        else
                            caCost = 0;
                        break;
                    }
                case 1:
                    {
                        if (employees <= 500)
                            caCost = 0;
                        else if (employees <= 1500)
                            caCost = 0;
                        else if (employees <= 3000)
                            caCost = quoteData.commentsAnalysis.costReportDemographic.cost3000;
                        else if (employees <= 5000)
                            caCost = quoteData.commentsAnalysis.costReportDemographic.cost5000;
                        else
                            caCost = 0;
                        break;
                    }
            }

            if (caCost > 0) {
                currentCost += caCost;
                quoteData.commentsAnalysis.LBL.innerHTML = formatCurrency(caCost);
            }
            else
                quoteData.commentsAnalysis.LBL.innerHTML = "POA";
        }
        else {
            quoteData.commentsAnalysis.PNL.style.display = 'none';
            quoteData.commentsAnalysis.DDL.selectedIndex = 0;
            quoteData.commentsAnalysis.LBL.innerHTML = formatCurrency(0);

        }
    }
  
    
     
    
    //check presentation
    if(presentationCB.checked){
        currentCost                 += costPresentation;
        presentationLBL.innerHTML    = formatCurrency(costPresentation);
    }
    else
        presentationLBL.innerHTML = formatCurrency(0);
    
    //update the main shit
    subTotalLBL.innerHTML   = formatCurrency(currentCost);
    gstLBL.innerHTML        = formatCurrency(currentCost * costTax);
    totalLBL.innerHTML      = formatCurrency( (currentCost * costTax) + currentCost);           
}