function addOption(ctrl, value, text)
{
	var newOption = document.createElement('OPTION');
	newOption.value = value;
	newOption.text = text;
	ctrl.options.add(newOption);
}

function yearSelectionChanged()
{
	var entrySelect = document.getElementById('entrySelect');
	entrySelect.length = 0;
	addOption(entrySelect, '', 'Please Choose...');

	var yearSelect = document.getElementById('yearSelect');
	var entryValues = yearSelect.options[yearSelect.selectedIndex].value.split('|');

	var text='';		
	for (var i = 0; i < entryValues.length; i++)
	{
		var section = entryValues[i].split('.');
		section = section[0].split('-');
		var text = '';
		for (var j = 2; j < section.length; j++)
		{
			if (text != '') text += ' ';
			text += section[j];
		}
		addOption(entrySelect, entryValues[i], text);
	}
}

function entrySelectionChanged()
{
	var openNewsletterButton = document.getElementById('openNewsletterButton');
	openNewsletterButton.disabled = (getSelectedValue() == '');
}


function openNewsletterClicked()
{
	var selectedValue = getSelectedValue();
	if (selectedValue != '')
	{
		var ht = screen.availHeight * .839;
		var wt = screen.availHeight * .666;
		var tp = (screen.availHeight - ht) / 2 - 32;;
		var lp = (screen.availWidth - wt) / 2;
		//var locUrl = '/Newsletter/issue.php?is=' + selectedValue + '&sz=' + (ht - 100);
		var locUrl = '/Newsletter/Archives/' + selectedValue;
		var wndprops = 'location=no,menubars=no,resizable=no,scrollbars=yes,status=yes,toolbar=no,top=' + tp + ',left=' + lp + ',height=' + ht + ',width=' + wt;
		var newWindow = window.open(locUrl, 'newsletterIssueWindow', wndprops);
		newWindow.focus();
	}
	return false;
}

function getSelectedValue()
{
	var entrySelect = document.getElementById('entrySelect');
	var selectedValue = entrySelect.options[entrySelect.selectedIndex].value;
	return selectedValue;
}