diff --git a/hooks/default/smartimages.js b/hooks/default/smartimages.js
index 9e16682..4a66070 100644
--- a/hooks/default/smartimages.js
+++ b/hooks/default/smartimages.js
@@ -17,15 +17,18 @@ EPUBJS.Hooks.register("beforeChapterDisplay").smartimages = function(callback, r
 					top = itemRect.top,
 					oHeight = item.getAttribute('data-height'),
 					height = oHeight || rectHeight,
-					newHeight;
-				
+					newHeight,
+					fontSize = Number(getComputedStyle(item, "").fontSize.match(/(\d*(\.\d*)?)px/)[1]),
+					fontAdjust = fontSize ? fontSize / 2 : 0;
+
 				iheight = renderer.contents.clientHeight;
 				if(top < 0) top = 0;
 		
 				if(height + top >= iheight) {
 				
 					if(top < iheight/2) {
-						newHeight = iheight - top;
+						// Remove top and half font-size from height to keep container from overflowing
+						newHeight = iheight - top - fontAdjust;
 						item.style.maxHeight = newHeight + "px";
 						item.style.width= "auto";
 					}else{
diff --git a/src/layout.js b/src/layout.js
index 4cbc7f4..d81e4bd 100644
--- a/src/layout.js
+++ b/src/layout.js
@@ -27,15 +27,17 @@ EPUBJS.Layout.Reflowable = function(documentElement, _width, _height){
 	documentElement.style[columnGap] = gap+"px";
 	documentElement.style[columnWidth] = width+"px";
 
-	totalWidth = documentElement.scrollWidth;
-	displayedPages = Math.ceil(totalWidth / spreadWidth);
-
 	documentElement.style.width = width + "px";
+	
+
+	totalWidth = documentElement.scrollWidth;
+	displayedPages = Math.round(totalWidth / spreadWidth);
 
 	return {
 		pageWidth : spreadWidth,
 		pageHeight : _height,
-		displayedPages : displayedPages
+		displayedPages : displayedPages,
+		pageCount : displayedPages
 	};
 };
 
@@ -65,7 +67,7 @@ EPUBJS.Layout.ReflowableSpreads = function(documentElement, _width, _height){
 	documentElement.style.width = width + "px";
 
 	//-- Adjust height
-	documentElement.style.height = _height	+ "px";
+	documentElement.style.height = _height + "px";
 
 	//-- Add columns
 	documentElement.style[columnAxis] = "horizontal";
@@ -81,7 +83,8 @@ EPUBJS.Layout.ReflowableSpreads = function(documentElement, _width, _height){
 	return {
 		pageWidth : spreadWidth,
 		pageHeight : _height,
-		displayedPages : displayedPages
+		displayedPages : displayedPages,
+		pageCount : displayedPages * 2
 	};
 };
 
@@ -121,7 +124,8 @@ EPUBJS.Layout.Fixed = function(documentElement, _width, _height){
 	return {
 		pageWidth : width,
 		pageHeight : height,
-		displayedPages : 1
+		displayedPages : 1,
+		pageCount : 1
 	};
 	
 };
\ No newline at end of file
diff --git a/src/render_iframe.js b/src/render_iframe.js
index f0a39c9..1d062e3 100644
--- a/src/render_iframe.js
+++ b/src/render_iframe.js
@@ -45,8 +45,9 @@ EPUBJS.Render.Iframe.prototype.load = function(url){
 		render.window.addEventListener("resize", render.resized.bind(render), false);
 
 		//-- Clear Margins
-		if(render.bodyEl) render.bodyEl.style.margin = "0";
-		
+		if(render.bodyEl) {
+			render.bodyEl.style.margin = "0";
+		}	
 		
 		deferred.resolve(render.docEl);
 	};
diff --git a/src/renderer.js b/src/renderer.js
index fabb0d8..1ba1cf1 100644
--- a/src/renderer.js
+++ b/src/renderer.js
@@ -477,6 +477,7 @@ EPUBJS.Renderer.prototype.onResized = function(e){
 	this.height = this.container.clientHeight;
 
 	spreads = this.determineSpreads(this.minSpreadWidth);
+	// Only re-layout if the spreads have switched
 	if(spreads != this.spreads){
 		this.spreads = spreads;
 		this.layoutMethod = this.determineLayout(this.settings);