Merge pull request #366 from pgreyson/master

Display flow counts through core/core links. New confirm dialog.
diff --git a/web/ons-demo/RELEASE_NOTES.txt b/web/ons-demo/RELEASE_NOTES.txt
index bfe6059..369e9c4 100644
--- a/web/ons-demo/RELEASE_NOTES.txt
+++ b/web/ons-demo/RELEASE_NOTES.txt
@@ -1,3 +1,7 @@
+** April 9, 2013 **
+- display number of flows for each core<->core link
+- graphics tweaks
+
 ** April 8, 2013 **
 - map view
 - onos nodes at top
diff --git a/web/ons-demo/css/layout.default.css b/web/ons-demo/css/layout.default.css
index 297e31b..f3daf04 100644
--- a/web/ons-demo/css/layout.default.css
+++ b/web/ons-demo/css/layout.default.css
@@ -27,6 +27,38 @@
 	-webkit-box-flex: 1.0;
 }
 
+#confirm {
+	position: absolute;
+	top: 0px;
+	left: 0px;
+	width: 100%;
+	height: 100%;
+	display: -webkit-box;
+	-webkit-box-align: center;
+	-webkit-box-pack: center;
+}
+
+#confirm-background {
+	position: absolute;
+	top: 0px;
+	left: 0px;
+	width: 100%;
+	height: 100%;
+}
+
+#confirm-panel {
+	display: -webkit-box;
+	-webkit-box-orient: vertical;
+	-webkit-box-pack: justify;
+}
+
+#confirm-buttons {
+	display: -webkit-box;
+	-webkit-box-pack: center;
+	-webkit-box-flex: 1.0;
+	-webkit-box-align: center;
+}
+
 .header {
 	width: 100%;
 	display: -webkit-box;
diff --git a/web/ons-demo/css/skin.default.css b/web/ons-demo/css/skin.default.css
index f6086a3..9f1ecf1 100644
--- a/web/ons-demo/css/skin.default.css
+++ b/web/ons-demo/css/skin.default.css
@@ -106,6 +106,34 @@
 	border-bottom: 1px solid #AAA;;
 }
 
+#onos {
+	background-color: #333;
+}
+
+#cluster-label {
+	font-size: 22px;
+	display: -webkit-box;
+	-webkit-box-align: center;
+	padding-left: .5em;
+	padding-right: .5em;
+	color: #EEE;
+}
+
+#actions {
+	padding-right: .25em;
+	padding-left: .25em;
+	border-left: 1px solid white;
+	display: -webkit-box;
+	-webkit-box-align: center;
+}
+
+#controllers {
+	padding: .25em;
+	background-color: black;
+	margin: .25em;
+	border-radius: 8px;
+}
+
 #flowChooser .selectedFlow {
 	background-color: rgba(255, 255, 255, .75);
 	color: black;
@@ -208,6 +236,7 @@
 	border: 1px solid #444;
 	color: white;
 	position: relative;
+	border-radius: 8px;
 }
 
 .controller:hover {
@@ -395,19 +424,21 @@
 
 .action {
 	margin: .25em;
-	padding: .25em;
-	padding-left: 1em;
-	padding-right: 1em;
-	border: 1px solid #AAA;
+	border: 2px solid #AAA;
+	height: 2em;
+	width: 2em;
 	background-color: #444;
 	display: -webkit-box;
 	-webkit-box-pack: center;
 	-webkit-box-align: center;
-	color: white;
+	color: #AAA;
+	border-radius: 50%;
+	-webkit-box-sizing: border-box;
 }
 
 .action:hover {
-	border: 1px solid #FFF;
+	border: 2px solid #FFF;
+	color: white;
 }
 
 .action:active {
@@ -437,3 +468,63 @@
 	stroke: black;
 }
 
+.flowCount {
+	font-size: 20px;
+	fill: rgba(255, 255, 255, .75);
+}
+
+#confirm {
+	display: none;
+	-webkit-transition: opacity .25s;
+	font-size: 20px;
+}
+
+#confirm-background {
+	background-color: black;
+	opacity: .5;
+}
+
+#confirm-prompt {
+	display: -webkit-box;
+	-webkit-box-pack: center;
+	-webkit-box-align: center;
+	-webkit-box-flex: 1.0;
+	text-align: center;
+}
+
+#confirm-buttons {
+	padding: 1em;
+}
+
+#confirm-prompt {
+	margin-top:1em;
+	line-height: 1.5em;
+}
+
+#confirm-panel {
+	position: relative;
+	background-color: #222;
+	border: 2px solid #aaa;
+	border-radius: 12px;
+	width: 20em;
+	padding: 1em;
+}
+
+.confirm-button {
+	padding: .5em;
+	border: 2px solid #aaa;
+	color: #aaa;
+	border-radius: 6px;
+	margin-left: .5em;
+	margin-right: .5em;
+}
+
+.confirm-button:hover{
+	border: 2px solid white;
+	color: white;
+}
+
+.confirm-button:active{
+	background-color: black;
+}
+
diff --git a/web/ons-demo/index.html b/web/ons-demo/index.html
index ca930ec..1b88b4a 100644
--- a/web/ons-demo/index.html
+++ b/web/ons-demo/index.html
@@ -20,11 +20,13 @@
 	</div>
 
 	<div id='onos'>
+		<div id='cluster-label'>ONOS Node Cluster</div>
 		<div id='controllers'></div>
 		<div id='actions'>
-			<div id='action-all' class='action'>ALL</div>
-			<div id='action-local' class='action'>LOCAL</div>
-			<div id='action-scale' class='action'>SCALE</div>
+			<div id='action-all' class='action'>A</div>
+			<div id='action-local' class='action'>1</div>
+			<div id='action-scale' class='action'>S</div>
+			<div id='action-reset' class='action'>R</div>
 		</div>
 	</div>
 
@@ -43,28 +45,38 @@
 	<div id='selectedFlows'></div>
 
 	<div id='flowChooser'></div>
-
-	<script src="d3/d3.v3.js" charset="utf-8"></script>
-	<script src="d3/topojson.v0.min.js"></script>
-	<script src="js/async.js"></script>
-	<script src="js/debug.js"></script>
-	<script src="js/constants.js"></script>
-	<script src="js/globals.js"></script>
-	<script src="js/utils.js"></script>
-	<script src="js/model.js"></script>
-	<script src="js/controller.js"></script>
-	<script src="js/controllers.js"></script>
-
-	<!-- choose ring or map layout -->
-	<!--script src="js/rings.js"></script-->
-	<script src="js/map.js"></script>
-
-	<script src="js/topologyactions.js"></script>
-	<script src="js/topology.js"></script>
-	<script src="js/flows.js"></script>
-	<script src="js/init.js"></script>
-	<script src="js/app.js"></script>
 </div>
+<div id='confirm'>
+	<div id='confirm-background'></div>
+	<div id='confirm-panel'>
+		<div id='confirm-prompt'>A PROMPT</div>
+		<div id='confirm-buttons'>
+			<div id='confirm-ok' class='confirm-button'>OK</div>
+			<div id='confirm-cancel' class='confirm-button'>CANCEL</div>
+		</div>
+	</div>
+</div>
+
+<script src="d3/d3.v3.js" charset="utf-8"></script>
+<script src="d3/topojson.v0.min.js"></script>
+<script src="js/async.js"></script>
+<script src="js/debug.js"></script>
+<script src="js/constants.js"></script>
+<script src="js/globals.js"></script>
+<script src="js/utils.js"></script>
+<script src="js/model.js"></script>
+<script src="js/controller.js"></script>
+<script src="js/controllers.js"></script>
+
+<!-- choose ring or map layout -->
+<!--script src="js/rings.js"></script-->
+<script src="js/map.js"></script>
+
+<script src="js/topologyactions.js"></script>
+<script src="js/topology.js"></script>
+<script src="js/flows.js"></script>
+<script src="js/init.js"></script>
+<script src="js/app.js"></script>
 </body>
 
 </html>
\ No newline at end of file
diff --git a/web/ons-demo/js/controllers.js b/web/ons-demo/js/controllers.js
index abe966b..501ac1d 100644
--- a/web/ons-demo/js/controllers.js
+++ b/web/ons-demo/js/controllers.js
@@ -26,16 +26,22 @@
 	controllers.on('dblclick', function (c) {
 		if (model.activeControllers.indexOf(c) != -1) {
 			var prompt = 'Dectivate ' + c + '?';
-			if (confirm(prompt)) {
-				controllerDown(c);
-				setPending(d3.select(this));
-			};
+			var that = this;
+			doConfirm(prompt, function (result) {
+				if (result) {
+					controllerDown(c);
+					setPending(d3.select(that));
+				};
+			})
 		} else {
 			var prompt = 'Activate ' + c + '?';
-			if (confirm(prompt)) {
-				controllerUp(c);
-				setPending(d3.select(this));
-			};
+			var that = this;
+			doConfirm(prompt, function (result) {
+				if (result) {
+					controllerUp(c);
+					setPending(d3.select(that));
+				};
+			});
 		}
 	});
 
diff --git a/web/ons-demo/js/debug.js b/web/ons-demo/js/debug.js
index 7b66912..3d3b302 100644
--- a/web/ons-demo/js/debug.js
+++ b/web/ons-demo/js/debug.js
@@ -9,4 +9,23 @@
 		}
 	});
 	return links;
+}
+
+function debug_findswitch(model, dpid) {
+	var sw;
+
+	model.edgeSwitches.forEach(function (s) {
+		if (s.dpid == dpid)
+			sw = s;
+	});
+	model.aggregationSwitches.forEach(function (s) {
+		if (s.dpid == dpid)
+			sw = s;
+	});
+	model.coreSwitches.forEach(function (s) {
+		if (s.dpid == dpid)
+			sw = s;
+	});
+
+	return sw;
 }
\ No newline at end of file
diff --git a/web/ons-demo/js/flows.js b/web/ons-demo/js/flows.js
index fa0ccf2..bc30d11 100644
--- a/web/ons-demo/js/flows.js
+++ b/web/ons-demo/js/flows.js
@@ -142,16 +142,18 @@
 		row.on('dblclick', function () {
 			if (d) {
 				var prompt = 'Delete flow ' + d.flowId + '?';
-				if (confirm(prompt)) {
-					deleteFlow(d);
-					d.deletePending = true;
-					updateSelectedFlows();
-
-					setTimeout(function () {
-						d.deletePending = false;
+				doConfirm(prompt, function (result) {
+					if (result) {
+						deleteFlow(d);
+						d.deletePending = true;
 						updateSelectedFlows();
-					}, pendingTimeout)
-				};
+
+						setTimeout(function () {
+							d.deletePending = false;
+							updateSelectedFlows();
+						}, pendingTimeout)
+					};
+				});
 			}
 		});
 
diff --git a/web/ons-demo/js/init.js b/web/ons-demo/js/init.js
index dd11bf8..f7bd55b 100644
--- a/web/ons-demo/js/init.js
+++ b/web/ons-demo/js/init.js
@@ -9,21 +9,29 @@
 
 	d3.select('#action-all').on('click', function () {
 		var prompt = "Switch controllers to all?"
-		if (confirm(prompt)) {
-			switchAll();
-		}
+		doConfirm(prompt, function (result) {
+			if (result) {
+				switchAll();
+			}
+		});
 	});
 
 	d3.select('#action-local').on('click', function () {
 		var prompt = "Switch controllers to local?"
-		if (confirm(prompt)) {
-			switchLocal();
-		}
+		doConfirm(prompt, function (result) {
+			if (result) {
+				switchLocal();
+			}
+		});
 	});
 
 	d3.select('#action-scale').on('click', function () {
 		alert('scale')
 	});
 
+	d3.select('#action-reset').on('click', function () {
+		alert('reset')
+	});
+
 	createTopologyView(cb);
 }
diff --git a/web/ons-demo/js/map.js b/web/ons-demo/js/map.js
index 7662aaf..ad590cb 100644
--- a/web/ons-demo/js/map.js
+++ b/web/ons-demo/js/map.js
@@ -120,6 +120,64 @@
 	});
 }
 
+function drawCoreFlowCounts() {
+	var links = {};
+	model.links.forEach(function (l) {
+		links[makeLinkKey(l)] = l;
+	});
+
+	var flowCounts = [];
+	countCoreLinkFlows().forEach(function (count) {
+		var l = links[count.key];
+		if (l) {
+			var src = d3.select(document.getElementById(l['src-switch']));
+			var dst = d3.select(document.getElementById(l['dst-switch']));
+
+			if (!src.empty() && !dst.empty()) {
+				var x1 = parseFloat(src.attr('x'));
+				var x2 = parseFloat(dst.attr('x'));
+				var y1 = parseFloat(src.attr('y'));
+				var y2 = parseFloat(dst.attr('y'));
+
+				var slope = (y2 - y1)/(x2 - x1);
+
+				var offset = 15;
+				var xOffset = offset;
+				var yOffset = slope*offset;
+
+				var d = Math.sqrt(xOffset*xOffset + yOffset*yOffset);
+				var scaler = offset/d;
+
+				count.pt = {
+					x: x1 + (x2 - x1)/2 + xOffset*scaler,
+					y: y1 + (y2 - y1)/2 + yOffset*scaler
+				}
+			}
+			flowCounts.push(count);
+		}
+	});
+
+
+	var counts = linksLayer.selectAll('.flowCount').data(flowCounts, function (d) {
+		return d.key;
+	});
+
+	counts.enter().append('svg:text')
+		.attr('class', 'flowCount')
+		.attr('x', function (d) {
+			return d.pt.x;
+		})
+		.attr('y', function (d) {
+			return d.pt.y;
+		});
+
+	counts.text(function (d) {
+		return d.value;
+	});
+
+	counts.exit().remove();
+}
+
 function drawLinkLines() {
 
 	// key on link dpids since these will come/go during demo
@@ -163,6 +221,7 @@
 	linkLines.exit().remove();
 }
 
+
 var fanOutAngles = {
 	aggregation: 100,
 	edge: 5
@@ -252,9 +311,13 @@
 		g.append('svg:text')
 			.classed('label', true)
 			.text(d.label)
-			.attr("text-anchor", "end")
-			.attr('x', d.x - width)
-			.attr('y', d.y - width);
+			.attr("text-anchor", function (d) {
+				return d.x > 500 ? "end" : "start";
+			})
+			.attr('x', function (d) {
+				return d.x > 500 ? d.x - width*.8 : d.x + width*.8;
+			})
+			.attr('y', d.y - width*.8);
 	}
 }
 
@@ -281,7 +344,7 @@
 }
 
 function switchesEnter(switches) {
-	return switchLayer.selectAll('g').data(switches, function (d) {
+	switchLayer.selectAll('g').data(switches, function (d) {
 		return d.dpid;
 	})
 		.enter()
@@ -300,7 +363,9 @@
 
 
 function switchesUpdate(switches) {
-	switches.each(function (d) {
+	switchLayer.selectAll('g').data(switches, function (d) {
+		return d.dpid;
+	}).each(function (d) {
 			// if there's a pending state changed and then the state changes, clear the pending class
 			var circle = d3.select(this);
 			if (d.state === 'ACTIVE' && circle.classed('inactive') ||
@@ -329,10 +394,13 @@
 
 	var switches = coreSwitches.concat(aggregationSwitches).concat(edgeSwitches);
 
-	switchesUpdate(switchesEnter(switches));
+	switchesEnter(switches)
+	switchesUpdate(switches);
 
 	drawLinkLines();
 
+	drawCoreFlowCounts();
+
 	labelsEnter(switches);
 }
 
diff --git a/web/ons-demo/js/model.js b/web/ons-demo/js/model.js
index f251c87..df4a751 100644
--- a/web/ons-demo/js/model.js
+++ b/web/ons-demo/js/model.js
@@ -5,13 +5,20 @@
 		edgeSwitches: [],
 		aggregationSwitches: [],
 		coreSwitches: [],
-		flows: results.flows,
+		flows: [],
 		controllers: results.controllers,
 		activeControllers: results.activeControllers,
 		links: results.links,
 		configuration: results.configuration
 	};
 
+	// remove bad flows;
+	results.flows.forEach(function (f) {
+		if (f.dataPath && f.dataPath.flowEntries && f.dataPath.flowEntries.length > 1) {
+			model.flows.push(f);
+		}
+	})
+
 	// sort the switches
 	results.switches.sort(function (a, b) {
 		var aA = a.dpid.split(':');
diff --git a/web/ons-demo/js/topologyactions.js b/web/ons-demo/js/topologyactions.js
index 6501e5b..28d418b 100644
--- a/web/ons-demo/js/topologyactions.js
+++ b/web/ons-demo/js/topologyactions.js
@@ -101,16 +101,20 @@
 	var circle = d3.select(document.getElementById(data.dpid)).select('circle');
 	if (data.state == 'ACTIVE') {
 		var prompt = 'Deactivate ' + data.dpid + '?';
-		if (confirm(prompt)) {
-			switchDown(data);
-			setPending(circle);
-		}
+		doConfirm(prompt, function(result) {
+			if (result) {
+				switchDown(data);
+				setPending(circle);
+			}
+		});
 	} else {
 		var prompt = 'Activate ' + data.dpid + '?';
-		if (confirm(prompt)) {
-			switchUp(data);
-			setPending(circle);
-		}
+		doConfirm(prompt, function (result) {
+			if (result) {
+				switchUp(data);
+				setPending(circle);
+			}
+		});
 	}
 }
 
@@ -148,78 +152,87 @@
 
 		if (s1Data.className == 'edge' && s2Data.className == 'edge') {
 			var prompt = 'Create flow from ' + srcData.dpid + ' to ' + dstData.dpid + '?';
-			if (confirm(prompt)) {
-				addFlow(srcData, dstData);
+			doConfirm(prompt, function (result) {
+				if (result) {
+					addFlow(srcData, dstData);
 
-				var flow = {
-					dataPath: {
-						srcPort: {
-							dpid: {
-								value: srcData.dpid
+					var flow = {
+						dataPath: {
+							srcPort: {
+								dpid: {
+									value: srcData.dpid
+								}
+							},
+							dstPort: {
+								dpid: {
+									value: dstData.dpid
+								}
 							}
 						},
-						dstPort: {
-							dpid: {
-								value: dstData.dpid
-							}
-						}
-					},
-				        srcDpid: srcData.dpid,
-				        dstDpid: dstData.dpid,
-					createPending: true
-				};
+					        srcDpid: srcData.dpid,
+					        dstDpid: dstData.dpid,
+						createPending: true
+					};
 
-				selectFlow(flow);
+					selectFlow(flow);
 
-				setTimeout(function () {
-					deselectFlowIfCreatePending(flow);
-				}, pendingTimeout);
-			}
+					setTimeout(function () {
+						deselectFlowIfCreatePending(flow);
+					}, pendingTimeout);
+				}
+			});
+
 		} else {
 			var map = linkMap[srcData.dpid];
 			if (map && map[dstData.dpid]) {
 				var prompt = 'Remove link between ' + srcData.dpid + ' and ' + dstData.dpid + '?';
-				if (confirm(prompt)) {
-					removeLink(map[dstData.dpid]);
-				}
+				doConfirm(prompt, function (result) {
+					if (result) {
+						removeLink(map[dstData.dpid]);
+					}
+				});
 			} else {
 				map = linkMap[dstData.dpid];
 				if (map && map[srcData.dpid]) {
 					var prompt = 'Remove link between ' + dstData.dpid + ' and ' + srcData.dpid + '?';
-					if (confirm(prompt)) {
-						removeLink(map[srcData.dpid]);
-					}
+					doConfirm(prompt, function (result) {
+						if (result) {
+							removeLink(map[srcData.dpid]);
+						}
+					});
 				} else {
 					var prompt = 'Create link between ' + srcData.dpid + ' and ' + dstData.dpid + '?';
-					if (confirm(prompt)) {
-						var link1 = {
-							'src-switch': srcData.dpid,
-							'src-port': 1,
-							'dst-switch': dstData.dpid,
-							'dst-port': 1,
-							pending: true
-						};
-						pendingLinks[makeLinkKey(link1)] = link1;
-						var link2 = {
-							'src-switch': dstData.dpid,
-							'src-port': 1,
-							'dst-switch': srcData.dpid,
-							'dst-port': 1,
-							pending: true
-						};
-						pendingLinks[makeLinkKey(link2)] = link2;
-						updateTopology();
-
-						linkUp(link1);
-
-						// remove the pending links after 10s
-						setTimeout(function () {
-							delete pendingLinks[makeLinkKey(link1)];
-							delete pendingLinks[makeLinkKey(link2)];
-
+					doConfirm(prompt, function (result) {
+						if (result) {
+							var link1 = {
+								'src-switch': srcData.dpid,
+								'src-port': 1,
+								'dst-switch': dstData.dpid,
+								'dst-port': 1,
+								pending: true
+							};
+							pendingLinks[makeLinkKey(link1)] = link1;
+							var link2 = {
+								'src-switch': dstData.dpid,
+								'src-port': 1,
+								'dst-switch': srcData.dpid,
+								'dst-port': 1,
+								pending: true
+							};
+							pendingLinks[makeLinkKey(link2)] = link2;
 							updateTopology();
-						}, pendingTimeout);
-					}
+
+							linkUp(link1);
+
+							// remove the pending links after 10s
+							setTimeout(function () {
+								delete pendingLinks[makeLinkKey(link1)];
+								delete pendingLinks[makeLinkKey(link2)];
+
+								updateTopology();
+							}, pendingTimeout);
+						}
+					});
 				}
 			}
 		}
diff --git a/web/ons-demo/js/utils.js b/web/ons-demo/js/utils.js
index be7cf53..265c661 100644
--- a/web/ons-demo/js/utils.js
+++ b/web/ons-demo/js/utils.js
@@ -81,24 +81,27 @@
 function updateHeader() {
 	d3.select('#lastUpdate').text(new Date());
 
-	var count = 0;
+	var activeSwitchCount = 0;
 	model.edgeSwitches.forEach(function (s) {
 		if (s.state === 'ACTIVE') {
-			count += 1;
+			activeSwitchCount += 1;
 		}
 	});
 	model.aggregationSwitches.forEach(function (s) {
 		if (s.state === 'ACTIVE') {
-			count += 1;
+			activeSwitchCount += 1;
 		}
 	});
 	model.coreSwitches.forEach(function (s) {
 		if (s.state === 'ACTIVE') {
-			count += 1;
+			activeSwitchCount += 1;
 		}
 	});
 
-	d3.select('#activeSwitches').text(count);
+	d3.select('#activeSwitches').text(activeSwitchCount);
+
+
+
 	d3.select('#activeFlows').text(model.flows.length);
 }
 
@@ -153,4 +156,90 @@
 	return svg;
 }
 
+/***************************************************************************************************
+counts the number of flows which pass through each core<->core link
+***************************************************************************************************/
+function countCoreLinkFlows() {
+	var allCounts = {};
+	model.flows.forEach(function (f) {
+		if (f.dataPath && f.dataPath.flowEntries && f.dataPath.flowEntries.length > 1) {
+			var flowEntries = f.dataPath.flowEntries;
+			var i;
+
+			for (i = 0; i < flowEntries.length - 1; i += 1) {
+				var linkKey = flowEntries[i].dpid.value + '=>' + flowEntries[i+1].dpid.value;
+				if (!allCounts[linkKey]) {
+					allCounts[linkKey] = 1;
+				} else {
+					allCounts[linkKey] += 1;
+				}
+			}
+		}
+	});
+
+	var coreCounts = {};
+	var i, j;
+	for (i = 0; i < model.coreSwitches.length - 1; i += 1) {
+		for (j = i + 1; j < model.coreSwitches.length; j += 1) {
+			var si = model.coreSwitches[i];
+			var sj = model.coreSwitches[j];
+			var key1 =  si.dpid + '=>' + sj.dpid;
+			var key2 =  sj.dpid + '=>' + si.dpid;
+			var linkCount = 0;
+			if (allCounts[key1]) {
+				linkCount += allCounts[key1];
+			}
+			if (allCounts[key2]) {
+				linkCount += allCounts[key2];
+			}
+
+			coreCounts[key1] = linkCount;
+		}
+	}
+
+	return d3.entries(coreCounts);
+}
+
+
+/***************************************************************************************************
+
+***************************************************************************************************/
+function doConfirm(prompt, cb) {
+	var confirm = d3.select('#confirm');
+	confirm.select('#confirm-prompt').text(prompt);
+
+	function show() {
+		confirm.style('display', '-webkit-box');
+		confirm.style('opacity', 0);
+		setTimeout(function () {
+			confirm.style('opacity', 1);
+		}, 0);
+	}
+
+	function dismiss() {
+		confirm.style('opacity', 0);
+		confirm.on('webkitTransitionEnd', function () {
+			confirm.style('display', 'none');
+			confirm.on('webkitTransitionEnd', null);
+		});
+	}
+
+	confirm.select('#confirm-ok').on('click', function () {
+		d3.select(this).on('click', null);
+		dismiss();
+		cb(true);
+	});
+
+	confirm.select('#confirm-cancel').on('click', function () {
+		d3.select(this).on('click', null);
+		dismiss();
+		cb(false);
+	});
+
+	show();
+}
+
+
+
+