function calculateCost () {
	//Cost of wine products
	var merlotCasePrice = 450;
	var blancCasePrice = 330;
	var CabSavCasePrice = 510;
		
//	var blanc07CasePrice = 240;
	



	//Calculate Merlot Total
	var merlotCaseTotal = document.getElementById("noCasesMerlot").value * merlotCasePrice;
	var merlotTotal = merlotCaseTotal;
	var merlotTD = document.getElementById("merlotTotal");
  	merlotTD.firstChild.nodeValue = ("R " + merlotTotal + ".00"); 
	
	
	//Calculate CabSav Total
	var CabSavCaseTotal = document.getElementById("noCasesCabSav").value * CabSavCasePrice;
	var CabSavTotal = CabSavCaseTotal;
	var CabSavTD = document.getElementById("CabSavTotal");
  	CabSavTD.firstChild.nodeValue = ("R " + CabSavTotal + ".00"); 

	//Calculate Sauv Blanc Total
	var blancCaseTotal = document.getElementById("noCasesBlanc").value * blancCasePrice;
	var blancTotal = blancCaseTotal;
	var blancTD = document.getElementById("blancTotal");
  	blancTD.firstChild.nodeValue = ("R " + blancTotal + ".00"); 
	
	//Calculate Sauv Blanc07 Total
	//var blanc07CaseTotal = document.getElementById("noCasesblanc07").value * blanc07CasePrice;
	//var blanc07Total = blanc07CaseTotal;
	//var blanc07TD = document.getElementById("blanc07Total");
  	//blanc07TD.firstChild.nodeValue = ("R " + blanc07Total + ".00"); 

	//Calculate total cost
	var totalCost = CabSavTotal + merlotTotal + blancTotal;
	var TotalTD = document.getElementById("totalCost");
	TotalTD.firstChild.nodeValue = ("R " + totalCost + ".00");
}