diff --git a/lib/ice-coder.js b/lib/ice-coder.js
index 1957250..11a8876 100644
--- a/lib/ice-coder.js
+++ b/lib/ice-coder.js
@@ -1023,11 +1023,6 @@ var ICEcoder = {
 		if (fileName.indexOf(".less")>0) {caretLocType="LESS"};
 
 		ICEcoder.caretLocType = caretLocType;
-
-		// If we're in a JS, CoffeeScript PHP or Ruby code block, add that to the nest display
-		if (["JavaScript","CoffeeScript","PHP","Ruby"].indexOf(caretLocType)>-1) {
-			ICEcoder.nestDisplay.innerHTML += " > " + caretLocType;
-		}
 	},
 
 	// Alter array indicating which files have changed
@@ -1308,7 +1303,7 @@ var ICEcoder = {
 
 		cMCSS = ICEcoder.content.contentWindow.document.styleSheets[2];
 		strCSS = cMCSS.rules ? 'rules' : 'cssRules';
-		cMCSS[strCSS][5].style['content'] = visibleTabs ? '"\\21e5"' : '" "';
+		cMCSS[strCSS][4].style['content'] = visibleTabs ? '"\\21e5"' : '" "';
 		cMCSS[strCSS][2].style.cssText = "background: " + activeLineBG + " !important";
 
 		top.ICEcoder.tabWidth = tabWidth;
@@ -1492,8 +1487,8 @@ var ICEcoder = {
 		cM = ICEcoder.getcMInstance('new');
 		ICEcoder.switchTab(ICEcoder.openFiles.length);
 
-		cM.setLineClass(ICEcoder['cMActiveLine'+ICEcoder.selectedTab], null);
-		ICEcoder['cMActiveLine'+ICEcoder.selectedTab] = cM.setLineClass(0, "cm-s-activeLine");
+		cM.removeLineClass(ICEcoder['cMActiveLine'+ICEcoder.selectedTab], "background", null);
+		ICEcoder['cMActiveLine'+ICEcoder.selectedTab] = cM.addLineClass(0, "background", "cm-s-activeLine");
 		ICEcoder.nextcMInstance++;
 	},