function updateAvailability(elementID, productRef, productQty, lockID, anURL)
	{
		document.getElementById(elementID).innerHTML = document.getElementById('prodinfoload').innerHTML;
		disableField(lockID,'true');
		disableAddButton('true');
		disableCheckButtons('true');
		var formparams = {};
		formparams['ProductRef'] = productRef;
		formparams['ProductQty'] = productQty;
		$.ajax({
		type: "POST",
		url: anURL,
		data: formparams,
		dataType: "html",
		success: function(html) {
			document.getElementById(elementID).innerHTML = html;
			var changedid = "changed_" + lockID; 
			if (undefined != document.getElementById(changedid))
			{
				document.getElementById(lockID).value = document.getElementById(changedid).innerHTML; 
			}
			disableField(lockID,'false');
			disableAddButton('false');
			disableCheckButtons('false');
		},
		error: function(req, stat, error) {
			disableField(lockID,'false');
			disableAddButton('false');
			disableCheckButtons('false');
		}
		});
	}
	
	function updatePrice(elementID, productRef, productQty, lockID, anURL)
	{
		document.getElementById(elementID).innerHTML = document.getElementById('prodinfoload').innerHTML;
		disableField(lockID,'true');
		disableAddButton('true');
		disableCheckButtons('true');
		var formparams = {};
		formparams['ProductRef'] = productRef;
		formparams['ProductQty'] = productQty;
		$.ajax({
		type: "POST",
		url: anURL,
		data: formparams,
		dataType: "html",
		success: function(html) {
			document.getElementById(elementID).innerHTML = html;
			disableField(lockID,'false');
			disableAddButton('false');
			disableCheckButtons('false');
		},
		error: function(req, stat, error) {
			disableField(lockID,'false');
			disableAddButton('false');
			disableCheckButtons('false');
		}
		});
	}