function readCart() {
	//disable this function because Firefox doesn't support it.
	//use calculated field for InCart

	//var cookieName = "cart="
	//var index = -1
	//if(document.cookie) {
    	//	index = document.cookie.indexOf(cookieName)
    	//		if (index != -1) {
     //			var countbegin = document.cookie.indexOf("=", index) + 1
     //			var countend = document.cookie.indexOf(";", index)
     // 			if (countend == -1) {
     //   				countend = document.cookie.length
     // 					}
     // 			var inCart = document.cookie.substring(countbegin, countend)      			
     // 			document.getElementById("InCart").value = inCart
    	//		}
  //}  
  
  //copy from unhide function
  var inCart = document.forms[0].InCart.value	
	if (inCart!="") {	
	var index = inCart.indexOf("|")
	while (index>0) {
	var index1 = inCart.indexOf("-")
	var divID = "ic" + inCart.substring(0, index1)
	var item = document.getElementById(divID)
	//var item = document.getElementById("ic818")
	if (item) {
    item.className="unhidden"
  }    
  inCart = inCart.substring(index + 1,  inCart.length)
  index = inCart.indexOf("|")  
	}
	
	//unhide the last item
	var index1 = inCart.indexOf("-")
	var divID = "ic" + inCart.substring(0, index1)
	var item = document.getElementById(divID)
	if (item) {
    item.className="unhidden"
  }
  }
  
  }
  
  
function addToCart(x) {
	var prodID = x
	var qty = document.getElementById (x).value
	var inCart = document.forms[0].InCart.value
	var exp = new Date()
	var exp1 = exp.getTime() + (2 * 24 * 60 * 60 * 1000)			//Set cookie's expiry date as 2 day from today
	exp.setTime(exp1)
	var exp2 = exp.toGMTString()	
	if (inCart == "") {
	inCart = prodID + "-" + qty 	
							}
else {
	var index = inCart.indexOf(prodID + "-")
	//document.forms[0].testNum.value = index
	if (index== -1) {
	inCart = inCart + "|" + prodID + "-" + qty 
			}
	else if (index==0) {
		var index1 = inCart.indexOf("|", index)
		if (index1==-1) {
			inCart = prodID + "-" + qty 
					}
		else {
			var inCartRight = inCart.substring(index1 + 1, inCart.length)
			inCart = inCartRight + "|" + prodID + "-" + qty 
								}
				}
	else {
		var inCartLeft = inCart.substring(0, index)
		var index1 = inCart.indexOf("|", index)
		if (index1 == -1) {
			inCart = inCartLeft + prodID + "-" + qty 
								}
		else {
			var inCartRight = inCart.substring(index1 + 1, inCart.length)
			inCart = inCartLeft + inCartRight + "|" + prodID + "-" + qty 				
				}
			
			}
		
	}							
	document.cookie = "cart=" + inCart  + "; path=/" + document.forms[0].Path.value + "; expires=" + exp2	
	//document.forms[0].InCart.value = inCart	
	//document.getElementById("InCart").value = inCart
	location.reload()
	
}

function removeFromCart(x) {
	var prodID = x
//	var qty = document.getElementById (x).value
	var inCart = document.forms[0].InCart.value
	var exp = new Date()
	var exp1 = exp.getTime() + (2* 24 * 60 * 60 * 1000)			//Set cookie's expiry date as 2 day from today
	exp.setTime(exp1)
	var exp2 = exp.toGMTString()	

	var index = inCart.indexOf(prodID + "-")
	var index1 = inCart.indexOf("|", index)
	if (index==0) {
		if (index1 == -1) {
			inCart = ""
			}
		else {
			inCart  = inCart.substring(index1 + 1, inCart.length)
					}
		}
	else {	
		var inCartLeft = inCart.substring(0, index-1)
		if (index1 == -1) {
			inCart = inCartLeft
				}
		else {
			var inCartRight = inCart.substring(index1 + 1, inCart.length)
			inCart = inCartLeft + "|" + inCartRight
				}
			}
	document.cookie = "cart=" + inCart  + "; path=/" + document.forms[0].Path.value + "; expires=" + exp2	
	//document.forms[0].InCart.value = inCart	
	//document.getElementById("InCart").value = inCart
	location.reload()
}

function unhide() {
	//unhide shopping bag symbol for items already in cart
	//var inCart = document.getElementById("InCart").value	- firefox can't get the value - probably because InCart is a hidden field
	var inCart = document.forms[0].InCart.value	
	if (inCart!="") {	
	var index = inCart.indexOf("|")
	while (index>0) {
	var index1 = inCart.indexOf("-")
	var divID = "ic" + inCart.substring(0, index1)
	var item = document.getElementById(divID)
	//var item = document.getElementById("ic818")
	if (item) {
    item.className="unhidden"
  }    
  inCart = inCart.substring(index + 1,  inCart.length)
  index = inCart.indexOf("|")  
	}
	
	//unhide the last item
	var index1 = inCart.indexOf("-")
	var divID = "ic" + inCart.substring(0, index1)
	var item = document.getElementById(divID)
	if (item) {
    item.className="unhidden"
  }
  }

}

function validateOrder(){
	//validate ordered items in shopping bag to ensure quantity is less than in stock numbers
	alert ("Some items in your shopping cart have a quantity that is larger than what we have in stock. Please revise your order and try again.")
}

function testme (divID){
var item = document.getElementById(divID);
item.className='unhidden'
}