update some notes on page

index.html

@@ -220,7 +220,7 @@
 			<section class="sub-section">
 				<div class="table">
 					<div class="table-row">
-						<div class="table-cell"><label>Canvas size/s: </label></div>
+						<div class="table-cell"><label>Canvas size(s): </label></div>
 						<div class="table-cell">
 							<ul id="image-size-settings"></ul>
 							<div id="only-images-file-error" class="msg error-msg">Only images file type are allowed</div>
@@ -246,10 +246,11 @@
 						</div>
 					</div>
 					<div class="table-row">
-						<div class="table-cell"><label>Brightness (or alpha) threshold: </label></div>
+						<div class="table-cell"><label>Brightness / alpha threshold: </label></div>
 						<div class="table-cell">
 							<input id="threshold" class="size-input" type="number" min="0" max="255" name="threshold" oninput="updateInteger('threshold')" value="128"/>
-							<div class="note"><i>0 - 255; pixels with brightness above become white, below become black<br\>pixels with alpha above become opaque, below transparent.</i></div>
+							<div class="note">
+								<i>0 - 255; if the brightness of a pixel is above the given level the pixel becomes white, otherwise they become black. When using alpha, opaque and transparent are used instead.</i></div>
 						</div>
 					</div>
 					<div class="table-row">
@@ -275,7 +276,7 @@
 					</div>
 				</div>
 				<div class="note">
-					<i>NOTE: Centering the image only works when using a canvas larger than the selected image.</i>
+					<i>Note: centering the image only works when using a canvas larger than the original image.</i>
 				</div>
 			</section>
 		</section>
@@ -348,14 +349,14 @@
 								<option value="horizontal1bit">Horizontal - 1 bit per pixel</option>
 								<option value="vertical1bit">Vertical - 1 bit per pixel</option>
 								<option value="horizontal565">Horizontal - 2 bytes per pixel (565)</option>
-								<option value="horizontalAlpha">Horizontal - 1 bit per pixel aplha map</option>
+								<option value="horizontalAlpha">Horizontal - 1 bit per pixel alpha map</option>
 							</select>
 						</div>
 					</div>
 				</div>
 				<div id="note1bit">
 					<div class="note">
-						<i>If your image looks all messed up on your display, like the image below, try the other mode.</i>
+						<i>If your image looks all messed up on your display, like the image below, try using a different mode.</i>
 					</div>
 					<img class="inlineImg"
 						src="data:image/jpeg;base64,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 truncated
@@ -448,7 +449,7 @@
 				}
 				return output_string;
 			},
-			
+
 			// Output the image as a string for 565 displays (horizontally)
 			horizontal565: function (data, canvasWidth, canvasHeight){
 				var output_string = "";
@@ -460,10 +461,8 @@
 					var r = data[index];
 					var g = data[index + 1];
 					var b = data[index + 2];
-					
 					// calculate the 565 color value
 					var rgb = ((r & 0b11111000) << 8) | ((g & 0b11111100) << 3) | ((b & 0b11111000) >> 3);
-					
 					// Split up the color value in two bytes
 					var firstByte = (rgb >> 8) & 0xff;
 					var secondByte = rgb & 0xff;
@@ -481,7 +480,7 @@
 				}
 				return output_string;
 			},
-			
+
 			// Output the alpha mask as a string for horizontally drawing displays
 			horizontalAlpha: function (data, canvasWidth, canvasHeight){
 				var output_string = "";
@@ -523,7 +522,7 @@
 				return output_string;
 			}
 		};
-	
+
 		// An images collection with helper methods
 		function Images() {
 			var collection = [];
@@ -641,7 +640,7 @@
 
 			settings["outputFormat"] = elm.value;
 		}
-		
+
 		function updateDrawMode(elm) {
 			var note = document.getElementById("note1bit");
 			if(elm.value == "horizontal1bit" || elm.value == "vertical1bit") {
@@ -649,7 +648,21 @@
 			} else {
 				note.style.display = "none";
 			}
-			
+
+			var conversionFunction = ConversionFunctions[elm.value];
+			if(conversionFunction) {
+				settings.conversionFunction = conversionFunction;
+			}
+		}
+
+		function updateDrawMode(elm) {
+			var note = document.getElementById("note1bit");
+			if(elm.value == "horizontal1bit" || elm.value == "vertical1bit") {
+				note.style.display = "block";
+			} else {
+				note.style.display = "none";
+			}
+
 			var conversionFunction = ConversionFunctions[elm.value];
 			if(conversionFunction) {
 				settings.conversionFunction = conversionFunction;
@@ -940,7 +953,6 @@
 
 			var imageData = ctx.getImageData(0, 0, canvas.width, canvas.height);
 			var data = imageData.data;
-			
 			return settings.conversionFunction(data, canvas.width, canvas.height);
 		}
 
@@ -1215,7 +1227,6 @@
 			d[3] = 255;
 			ctx.putImageData(single_pixel, x, y);
 		}
-		
 		// get the type (in arduino code) of the output image
 		// this is a bit of a hack, it's better to make this a property of the conversion function (should probably turn it into objects)
 		function getType() {