function toggleInputPane(pane) {
	var panes = new Array ('start','lotinfo','predevelopment','goal','conventional','green','advanced');
	for (var i in panes) {
		if (pane==panes[i]) {
			document.getElementById('input-' + panes[i]).style.display = 'block';
			document.getElementById('inputlist-' + panes[i]).className = 'active';
		}
		else {
			document.getElementById('input-' + panes[i]).style.display = 'none';
			document.getElementById('inputlist-' + panes[i]).className = 'inactive';
		}
	}
	document.getElementById('inputs').scrollTop = 0;
}

function toggleResultPane(pane) {
	var panes = new Array ('volume-control','land-use','runoff','costs','benefits');
	for (var i in panes) {
		if (document.getElementById('result-' + panes[i])) {
			if (pane==panes[i]) {
				document.getElementById('result-' + panes[i]).style.display = 'block';
				document.getElementById('rlist-' + panes[i]).className = 'active';
			}
			else {
				document.getElementById('result-' + panes[i]).style.display = 'none';
				document.getElementById('rlist-' + panes[i]).className = 'inactive';
			}
		}
	}
}

function checkInputPane() {
	var panes = new Array ('start','lotinfo','predevelopment','goal','conventional','green','advanced');
	var pane = 'start';
	for (var i in panes) {
		if (document.getElementById('input-' + panes[i]).style.display == 'block') {
			pane = panes[i];
		}
	}
	return pane;
}

function checkResultPane() {
	var panes = new Array ('volume-control','land-use','runoff','costs','benefits');
	var pane = 'volume-control';
	if (document.getElementById('result-volume-control')) {
		for (var i in panes) {
			if (document.getElementById('result-' + panes[i]).style.display == 'block') {
				pane = panes[i];
			}
		}
	}
	return pane;
}

function adjustPane(a) {
	var minimumSize = 150;
	var maximumSize = 900;
	var increment = 100;
	var pane = document.getElementById('inputs');
	var paneHeight = parseInt(pane.style.height);
	if (!a) {
			pane.style.height = '350px';
	}
	if (a=='smaller') {
		if (paneHeight > minimumSize + increment - 1) {
			paneHeight = paneHeight - increment;
			pane.style.height = paneHeight + 'px';
		}
	}
	if (a=='larger') {
		if (paneHeight < maximumSize - increment + 1) {
			paneHeight = paneHeight + increment;
			pane.style.height = paneHeight + 'px';
		}
	}
}