function clearAllFields(frm) {
	frm.Concentration.value = " ";
	frm.Density.value = " ";
	}
	//*******************************************************************************//
	//Functions to calculate values in this section 
	//*******************************************************************************//		
	function validateCalcDensity(frm) {
		var bSuccess = true;
		CalculatorValidationMessage = "";		
		if (!checkFieldValue(frm.Concentration.value, 'Concentration')) {
			bSuccess = false;
		}

		if (bSuccess) {
			if ((frm.Concentration.value < 0) || (frm.Concentration.value > 48)) {
				CalculatorValidationMessage += '  -- You must enter a numeric value between 0 and 48 for the Concentration \n';
				bSuccess = false;
			}
		}
		
		if (!bSuccess) {
			showCalculatorErrorMessage();
		}
		return bSuccess;
	}

	function calcandprintDensity(oForm) {
		if (calcDensity(oForm)) {
			print();
		}
	}
		
	function calcDensity(oField) {
		var frm = oField.form;
		if (validateCalcDensity(frm)) { 
			frm.Density.value = calcConcentrationToDensity(frm.Concentration.value)
			return true;
		}	
		return false;
	}
		
	function validateCalcConcentration(frm) {
		var bSuccess = true;
		CalculatorValidationMessage = "";
		if (!checkFieldValue(frm.Density.value, 'Density')) {
			bSuccess = false;
		}

		if (bSuccess) {
			if ((frm.Density.value < 1000/*997.1*/) || (frm.Density.value > 1500/*2307.1*/)) {
				CalculatorValidationMessage += '  -- You must enter a numeric value between 1000 and 1500 for the Density \n';
				bSuccess = false;
			}
		}
				
		if (!bSuccess) {
			showCalculatorErrorMessage();
		}
		return bSuccess;
	}

	function calcandprintConcentration(oForm) {
		if (calcConcentration(oForm)) {
			print();
		}
	}
		
	function calcConcentration(oField) {
		var frm = oField.form;
		if (validateCalcConcentration(frm)) { 
			frm.Concentration.value = calcDensityToConcentration(frm.Density.value);
			return true;
		}		
		return false;
	}

	function calcDensityOrConcentration(oForm) {
		if (isBlank(oForm.Density.value)) {
			calcDensity(oForm.Concentration);
		} else {
			calcConcentration(oForm.Density);
		}
		return false;
	}
	//*******************************************************************************//
	//End Functions to calculate values
	//*******************************************************************************//			
	window.onload = function()	
	{
		changeBGColorOfDisabled(document.forms['FormCalcConcentrationFromDensity']);
		changeBGColorOfDisabled(document.forms['FormCalcDensityFromConcentration']);
	}