diff --git a/js/_copyPaste.js b/js/_copyPaste.js
index b3b27aa..90e2a70 100644
--- a/js/_copyPaste.js
+++ b/js/_copyPaste.js
@@ -6,9 +6,6 @@ let copiedStartY;
 let copiedEndX;
 let copiedEndY;
 
-// BUG: when merging tmp layer to currentLayer there are offset problems
-// FIX: maybe copy the entire tmp layer and paste it so that the merging happens at 0,0
-
 function copySelection() {
 	copiedEndX = endX;
 	copiedEndY = endY;
@@ -65,9 +62,4 @@ function cutSelectionTool() {
 		clipboardData = currentLayer.context.getImageData(startX, startY, endX - startX + 1, endY - startY + 1);
 		currentLayer.context.clearRect(startX - 0.5, startY - 0.5, endX - startX + 1, endY - startY + 1);
 	}
-	
-	// Moving those pixels from the current layer to the tmp layer
-	//TMPLayer.context.putImageData(imageDataToMove, startX + 1, startY);
-
-    //originalDataPosition = [currentPos[0], currentPos[1]];
 }
\ No newline at end of file
diff --git a/js/_getCursorPosition.js b/js/_getCursorPosition.js
index 3c28662..d4addcc 100644
--- a/js/_getCursorPosition.js
+++ b/js/_getCursorPosition.js
@@ -6,6 +6,8 @@ function getCursorPosition(e) {
     if (e.pageX != undefined && e.pageY != undefined) {
         x = e.pageX;
         y = e.pageY;
+
+        console.log("passato di qui");
     }
     else {
         x = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
@@ -15,5 +17,5 @@ function getCursorPosition(e) {
     x -= canvas.offsetLeft;
     y -= canvas.offsetTop;
 
-    return [x,y];
+    return [Math.round(x), Math.round(y)];
 }
\ No newline at end of file
diff --git a/js/_rectangle.js b/js/_rectangle.js
index 63fc6b0..516f730 100644
--- a/js/_rectangle.js
+++ b/js/_rectangle.js
@@ -53,8 +53,6 @@ function endRectDrawing(mouseEvent) {
 		startRectY = tmp;
 	}
 
-	let hexColor = hexToRgb(currentLayer.context.fillStyle);
-
 	// Resetting this
 	isDrawingRect = false;
 	// Drawing the rect
diff --git a/js/_tools.js b/js/_tools.js
index 25bb839..335c09a 100644
--- a/js/_tools.js
+++ b/js/_tools.js
@@ -95,8 +95,8 @@ class Tool {
 	}
 
 	moveBrushPreview(cursorLocation) {
-		brushPreview.style.left = cursorLocation[0] + currentLayer.canvas.offsetLeft - this.currentBrushSize * zoom / 2 + 'px';
-		brushPreview.style.top = cursorLocation[1] + currentLayer.canvas.offsetTop - this.currentBrushSize * zoom / 2 + 'px';
+		brushPreview.style.left = (Math.ceil(cursorLocation[0] / zoom) * zoom + currentLayer.canvas.offsetLeft - this.currentBrushSize * zoom / 2 - zoom / 2) + 'px';
+		brushPreview.style.top = (Math.ceil(cursorLocation[1] / zoom) * zoom + currentLayer.canvas.offsetTop - this.currentBrushSize * zoom / 2 - zoom / 2) + 'px';
 	}
 }