diff --git a/src/js/familyTreeJS.js b/src/js/familyTreeJS.js
index 7e6ef9826562d8f81c58c6f3a0b291f474b915b2..4f78035bb341eb070519ed791c6fb0a2984f26ba 100644
--- a/src/js/familyTreeJS.js
+++ b/src/js/familyTreeJS.js
@@ -111,9 +111,9 @@ window.renderFamilyTree = function(slaves, filterID) {
 			.enter().append('g')
 			.attr('class', 'node')
 			.call(d3.drag()
-			.on('start', dragstarted)
-			.on('drag', dragged)
-			.on('end', dragended));
+				.on('start', dragstarted)
+				.on('drag', dragged)
+				.on('end', dragended));
 
 		node.append('circle')
 			.attr('r', function (d) { return d.r; })
@@ -509,118 +509,118 @@ window.updateFamilyTree = function(activeSlave = lastActiveSlave, slaves = lastS
 		for(let i = 0; i < slaves.length; ++i) {
 			if(slaves[i].ID === id)
 				return slaves[i];
-			}
-		return {"slaveName":"-", "ID":id, "genes":expectedGenes};
 		}
+		return {"slaveName":"-", "ID":id, "genes":expectedGenes};
+	}
 
 	function slaveInfo(slave, activeSlaveId, recursionProtectSlaveId = {}) {
-	numTreeNodes = 0;
-	treeDepth = 0;
-	if(recursionProtectSlaveId[slave.ID]) {
-		console.log("Recursion protection");
-		return slaveInfo_(slave, activeSlaveId);
-	}
-	recursionProtectSlaveId[slave.ID] = true;
+		numTreeNodes = 0;
+		treeDepth = 0;
+		if(recursionProtectSlaveId[slave.ID]) {
+			console.log("Recursion protection");
+			return slaveInfo_(slave, activeSlaveId);
+		}
+		recursionProtectSlaveId[slave.ID] = true;
 
-	if(typeof slave.father === "undefined" || typeof slave.mother === "undefined")
-		return slaveInfo_(slave, activeSlaveId);
+		if(typeof slave.father === "undefined" || typeof slave.mother === "undefined")
+			return slaveInfo_(slave, activeSlaveId);
 
-	if(slave.father === -1 || slave.mother === -1) {
-		return slaveInfo(getSlave(-1), activeSlaveId, recursionProtectSlaveId);
-	}
-	if(slave.father !== 0) {
-		return slaveInfo(getSlave(slave.father, "unknownXY"), activeSlaveId, recursionProtectSlaveId);
-	}
+		if(slave.father === -1 || slave.mother === -1) {
+			return slaveInfo(getSlave(-1), activeSlaveId, recursionProtectSlaveId);
+		}
+		if(slave.father !== 0) {
+			return slaveInfo(getSlave(slave.father, "unknownXY"), activeSlaveId, recursionProtectSlaveId);
+		}
 
-	if(slave.mother !== 0) {
-		return slaveInfo(getSlave(slave.mother, "unknownXX"), activeSlaveId, recursionProtectSlaveId);
-	}
-	return slaveInfo_(slave, activeSlaveId);
+		if(slave.mother !== 0) {
+			return slaveInfo(getSlave(slave.mother, "unknownXX"), activeSlaveId, recursionProtectSlaveId);
+		}
+		return slaveInfo_(slave, activeSlaveId);
 	}
 	function slaveInfo_(slave, activeSlaveId, slavesAdded={}, depth = 1) {
-	numTreeNodes += 1;
-	treeDepth = Math.max(treeDepth, depth);
-	var shouldAddChildren = false;
-	if(!slavesAdded[slave.ID]) {
-		shouldAddChildren = true;
-		slavesAdded[slave.ID] = true;
-	}
-	var data = {
-		"name": slave.slaveName + (slave.physicalAge?("&nbsp;(" + slave.physicalAge + ")"):""),
-		"class" : slave.genes,
-		"textClass": (activeSlaveId === slave.ID)?"emphasis":"",
-		"marriages": [],
-	};
+		numTreeNodes += 1;
+		treeDepth = Math.max(treeDepth, depth);
+		var shouldAddChildren = false;
+		if(!slavesAdded[slave.ID]) {
+			shouldAddChildren = true;
+			slavesAdded[slave.ID] = true;
+		}
+		var data = {
+			"name": slave.slaveName + (slave.physicalAge?("&nbsp;(" + slave.physicalAge + ")"):""),
+			"class" : slave.genes,
+			"textClass": (activeSlaveId === slave.ID)?"emphasis":"",
+			"marriages": [],
+		};
 
-	var spouseToChild = {};
+		var spouseToChild = {};
 
-	function maybeAddSpouseToChild(child) {
-		if(child.ID === slave.ID)
-		return;
-		if (child.father === slave.ID) {
-		if(!spouseToChild[child.mother]) {
-			spouseToChild[child.mother] = [];
-		}
-		spouseToChild[child.mother].push(child);
-		} else if (child.mother === slave.ID) {
-		if(!spouseToChild[child.father]) {
-			spouseToChild[child.father] = [];
-		}
-		spouseToChild[child.father].push(child);
+		function maybeAddSpouseToChild(child) {
+			if(child.ID === slave.ID)
+				return;
+			if (child.father === slave.ID) {
+				if(!spouseToChild[child.mother]) {
+					spouseToChild[child.mother] = [];
+				}
+				spouseToChild[child.mother].push(child);
+			} else if (child.mother === slave.ID) {
+				if(!spouseToChild[child.father]) {
+					spouseToChild[child.father] = [];
+				}
+				spouseToChild[child.father].push(child);
+			}
 		}
-	}
 
-	if(activeSlave.ID !== PC.ID)
-		maybeAddSpouseToChild(activeSlave);
+		if(activeSlave.ID !== PC.ID)
+			maybeAddSpouseToChild(activeSlave);
 		maybeAddSpouseToChild(getSlave(-1));
 
-	for(let i = 0; i < slaves.length; ++i) {
-		var child = slaves[i];
-		if(child.ID !== activeSlave.ID)
-		maybeAddSpouseToChild(child);
-	}
-
-	for(let key in spouseToChild) {
-		if(spouseToChild.hasOwnProperty(key)) {
-			var children = shouldAddChildren?spouseToChild[key]:[];
-			var spouse = getSlave(key, (slaves.genes === "XX")?"unknownXY":(slaves.genes === "XY")?"unknownXX":"unknown");
-			var spouseName;
-			if (spouse.ID !== slave.ID){
-				spouseName = spouse.slaveName + (spouse.physicalAge?("&nbsp;(" + spouse.physicalAge + ")"):"");
-			} else {
-				spouseName = (spouse.ID === -1)?"(yourself)":"(themselves)";
-			}
-			var marriage = {
-				"spouse": {"name": spouseName, "class": spouse.genes},
-				"children": children.map(function (x) { return slaveInfo_(x, activeSlaveId, slavesAdded, depth + 1);} ),	/** FIXME: Functions declared within loops referencing an outer scoped variable may lead to confusing semantics. (slaveInfo_, activeSlaveId, slavesAdded, depth) (W083)jshint(W083) */
-			};
-			data.marriages.push(marriage);
+		for(let i = 0; i < slaves.length; ++i) {
+			var child = slaves[i];
+			if(child.ID !== activeSlave.ID)
+				maybeAddSpouseToChild(child);
+		}
+
+		for(let key in spouseToChild) {
+			if(spouseToChild.hasOwnProperty(key)) {
+				var children = shouldAddChildren?spouseToChild[key]:[];
+				var spouse = getSlave(key, (slaves.genes === "XX")?"unknownXY":(slaves.genes === "XY")?"unknownXX":"unknown");
+				var spouseName;
+				if (spouse.ID !== slave.ID){
+					spouseName = spouse.slaveName + (spouse.physicalAge?("&nbsp;(" + spouse.physicalAge + ")"):"");
+				} else {
+					spouseName = (spouse.ID === -1)?"(yourself)":"(themselves)";
+				}
+				var marriage = {
+					"spouse": {"name": spouseName, "class": spouse.genes},
+					"children": children.map(function (x) { return slaveInfo_(x, activeSlaveId, slavesAdded, depth + 1);} ),	/** FIXME: Functions declared within loops referencing an outer scoped variable may lead to confusing semantics. (slaveInfo_, activeSlaveId, slavesAdded, depth) (W083)jshint(W083) */
+				};
+				data.marriages.push(marriage);
 			}
 		}
-	return data;
+		return data;
 	}
 
 	if (activeSlave === PC || activeSlave === null)
 		activeSlave = getSlave(-1);
-		const treeData = [slaveInfo(activeSlave, activeSlave.ID)];
-		console.log("Family tree is", treeData, 'and has:', numTreeNodes);
+	const treeData = [slaveInfo(activeSlave, activeSlave.ID)];
+	console.log("Family tree is", treeData, 'and has:', numTreeNodes);
 
-		var parentWidth = document.getElementById('editFamily').offsetWidth;
+	var parentWidth = document.getElementById('editFamily').offsetWidth;
 
-		console.log(parentWidth, document.getElementById('passages').offsetWidth);
-		if(!parentWidth)
-			parentWidth = document.body.offsetWidth - 483;
+	console.log(parentWidth, document.getElementById('passages').offsetWidth);
+	if(!parentWidth)
+		parentWidth = document.body.offsetWidth - 483;
 
-			console.log(parentWidth, Math.min(200 + 40*numTreeNodes,parentWidth-200) + 200);
+	console.log(parentWidth, Math.min(200 + 40*numTreeNodes,parentWidth-200) + 200);
 
-			dTree.init(treeData, {
-			target: "#graph",
-			debug: true,
-			height: 50 + 50*treeDepth, /* very rough heuristics */
-			width: Math.min(200 + 40*numTreeNodes,
-					parentWidth-200) + 200,
-			callbacks: {
-				nodeClick: function(/*name, extra*/) {
+	dTree.init(treeData, {
+		target: "#graph",
+		debug: true,
+		height: 50 + 50*treeDepth, /* very rough heuristics */
+		width: Math.min(200 + 40*numTreeNodes,
+			parentWidth-200) + 200,
+		callbacks: {
+			nodeClick: function(/*name, extra*/) {
 			}
 		}
 	});