Should be just the tab number passed in

mattpass · mattpass · commit ed5f2259c3d7 · 2014-06-18T07:36:42.000+01:00
diff --git a/index.php b/index.php
@@ -47,7 +47,7 @@
 
 window.onbeforeunload = function() {
 	for(var i=1;i<=ICEcoder.savedPoints.length;i++) {
-		if (ICEcoder.savedPoints[i-1]!=top.ICEcoder.getcMInstance(ICEcoder.cMInstances[i-1]).changeGeneration()) {
+		if (ICEcoder.savedPoints[i-1]!=top.ICEcoder.getcMInstance(i).changeGeneration()) {
 			return "You have some unsaved changes.";
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,7 @@`
`47`	`47`
`48`	`48`	`window.onbeforeunload = function() {`
`49`	`49`	`for(var i=1;i<=ICEcoder.savedPoints.length;i++) {`
`50`		`- if (ICEcoder.savedPoints[i-1]!=top.ICEcoder.getcMInstance(ICEcoder.cMInstances[i-1]).changeGeneration()) {`
	`50`	`+ if (ICEcoder.savedPoints[i-1]!=top.ICEcoder.getcMInstance(i).changeGeneration()) {`
`51`	`51`	`return "You have some unsaved changes.";`
`52`	`52`	`}`
`53`	`53`	`}`