function total(afield,daily,dtotal,mtotal,adays)
{
	if(afield.value == null || afield.value =="" || isNaN(afield.value))
	{
		field = 0;
		afield.value = 0;
	}
	else
	{
		field = afield.value;
	}
	if(adays.value == null || adays.value =="" || isNaN(adays.value))
	{
		days = 1;
		
	}
	else
	{
		days = adays.value;
	}
	
	dailyval = field/days;
	daily.value = dailyval.toFixed(2);
	
	
	if(document.forms[0].dmwss.value == null || document.forms[0].dmwss.value =="" || isNaN(document.forms[0].dmwss.value))
	{
		dmwss = 0;
		
	}
	else
	{
		dmwss = document.forms[0].dmwss.value;
	}
	
	if(document.forms[0].dlocal.value == null || document.forms[0].dlocal.value =="" || isNaN(document.forms[0].dlocal.value))
	{
		dlocal = 0;
		
	}
	else
	{
		dlocal = document.forms[0].dlocal.value;
	}
	
	if(document.forms[0].dwell.value == null || document.forms[0].dwell.value =="" || isNaN(document.forms[0].dwell.value))
	{
		dwell = 0;
		
	}
	else
	{
		dwell = document.forms[0].dwell.value;
	}
	
	if(document.forms[0].dsurface.value == null || document.forms[0].dsurface.value =="" || isNaN(document.forms[0].dsurface.value))
	{
		dsurface = 0;
		
	}
	else
	{
		dsurface = document.forms[0].dsurface.value;
	}
	
	if(document.forms[0].dothers.value == null || document.forms[0].dothers.value =="" || isNaN(document.forms[0].dothers.value))
	{
		dothers = 0;
		
	}
	else
	{
		dothers = document.forms[0].dothers.value;
	}
	

	if(document.forms[0].supplymwssmonthly.value == null || document.forms[0].supplymwssmonthly.value =="" || isNaN(document.forms[0].supplymwssmonthly.value))
	{
		supplymwssmonthly = 0;
		
	}
	else
	{
		supplymwssmonthly = document.forms[0].supplymwssmonthly.value;
	}
	
	if(document.forms[0].supplylocalwaterdistrictmonthly.value == null || document.forms[0].supplylocalwaterdistrictmonthly.value =="" || isNaN(document.forms[0].supplylocalwaterdistrictmonthly.value))
	{
		supplylocalwaterdistrictmonthly = 0;
		
	}
	else
	{
		supplylocalwaterdistrictmonthly = document.forms[0].supplylocalwaterdistrictmonthly.value;
	}
	
	if(document.forms[0].supplydeepwellmonthly.value == null || document.forms[0].supplydeepwellmonthly.value =="" || isNaN(document.forms[0].supplydeepwellmonthly.value))
	{
		supplydeepwellmonthly = 0;
		
	}
	else
	{
		supplydeepwellmonthly = document.forms[0].supplydeepwellmonthly.value;
	}
	
	if(document.forms[0].supplysurfacewatermonthly.value == null || document.forms[0].supplysurfacewatermonthly.value =="" || isNaN(document.forms[0].supplysurfacewatermonthly.value))
	{
		supplysurfacewatermonthly = 0;
		
	}
	else
	{
		supplysurfacewatermonthly = document.forms[0].supplysurfacewatermonthly.value;
	}
	
	if(document.forms[0].supplyothersmonthly.value == null || document.forms[0].supplyothersmonthly.value =="" || isNaN(document.forms[0].supplyothersmonthly.value))
	{
		supplyothersmonthly= 0;
		
	}
	else
	{
		supplyothersmonthly = document.forms[0].supplyothersmonthly.value;
	}

	x = parseFloat(dmwss) + parseFloat(dlocal) + parseFloat(dwell) + parseFloat(dsurface) + parseFloat(dothers) ;
	dtotal.value = x.toFixed(2);
	
	y = parseFloat(supplymwssmonthly) + parseFloat(supplylocalwaterdistrictmonthly) + parseFloat(supplydeepwellmonthly) + parseFloat(supplysurfacewatermonthly) + parseFloat(supplyothersmonthly);
	mtotal.value = y.toFixed(2);
}

function emptyCheck(field)
{
	if(field.value == null || field.value == "" || isNaN(field.value))
	{
		field.value = 0;
	}
}

function defaultCheck(field)
{
	if(field.value == 0)
	{
		field.value = "";
	}
}

function totalD()
{
	if(document.getElementById("dischargewastewater").value == null || document.getElementById("dischargewastewater").value =="" || isNaN(document.getElementById("dischargewastewater").value))
	{
		dischargewastewater = 0;
		
	}
	else
	{
		dischargewastewater = document.getElementById("dischargewastewater").value;
	}
	
	if(document.getElementById("dischargecleaning").value == null || document.getElementById("dischargecleaning").value =="" || isNaN(document.getElementById("dischargecleaning").value))
	{
		dischargecleaning = 0;
		
	}
	else
	{
		dischargecleaning= document.getElementById("dischargecleaning").value;
	}
	
	if(document.getElementById("dischargerecycle").value == null || document.getElementById("dischargerecycle").value =="" || isNaN(document.getElementById("dischargerecycle").value))
	{
		dischargerecycle = 0;
		
	}
	else
	{
		dischargerecycle = document.getElementById("dischargerecycle").value;
	}
	
	if(document.getElementById("dischargecooling").value == null || document.getElementById("dischargecooling").value =="" || isNaN(document.getElementById("dischargecooling").value))
	{
		dischargecooling = 0;
		
	}
	else
	{
		dischargecooling = document.getElementById("dischargecooling").value;
	}
	if(document.getElementById("dischargedomestic").value == null || document.getElementById("dischargedomestic").value =="" || isNaN(document.getElementById("dischargedomestic").value))
	{
		dischargedomestic= 0;
		
	}
	else
	{
		dischargedomestic = document.getElementById("dischargedomestic").value;
	}
	
	if(document.getElementById("dischargeothers").value == null || document.getElementById("dischargeothers").value =="" || isNaN(document.getElementById("dischargeothers").value))
	{
		dischargeothers = 0;
		
	}
	else
	{
		dischargeothers = document.getElementById("dischargeothers").value;
	}
	if(document.getElementById("dischargecontainment").value == null || document.getElementById("dischargecontainment").value =="" || isNaN(document.getElementById("dischargecontainment").value))
	{
		dischargecontainment = 0;
		
	}
	else
	{
		dischargecontainment = document.getElementById("dischargecontainment").value;
	}
	
	
	consume = parseFloat(dischargewastewater) + parseFloat(dischargecleaning) + parseFloat(dischargecooling) + parseFloat(dischargedomestic) + parseFloat(dischargeothers) - parseFloat(dischargerecycle);
	document.getElementById("consumed").value = consume.toFixed(2);
	
	discharge = parseFloat(dischargewastewater)+ parseFloat(dischargecleaning) - parseFloat(dischargerecycle) - parseFloat(dischargecontainment);
	
	if(!(document.getElementById("dischargecoolingoptions").value == 0))
	{
		discharge = discharge + parseFloat(dischargecooling);
	}
	if((document.forms[0].dischargedomesticoptions[1].checked ) && (document.forms[0].emp.value > 212 || parseFloat(dischargedomestic) >12))
	{
		discharge = discharge + parseFloat(dischargedomestic);
	}
	
	document.getElementById("totaldischarge").value = discharge.toFixed(2);
	
}
function yearly(a,b)
{
	yearVal = a.value * 12;
	
	if(isNaN(yearVal))
	{
		b.value = 0;
	} 
	else
	{
		b.value = yearVal;
	}
	
	
}
function unitT (a,b,c)
{
	if(a.value == 'Others')
	{
		c.value = b.value;
	}
	else
	{
		c.value = a.value;
		
	}
	
	
	
}