diff --git a/scripts/bootstrap.sh b/scripts/bootstrap.sh
index cad1373..a5fcf0b 100755
--- a/scripts/bootstrap.sh
+++ b/scripts/bootstrap.sh
@@ -86,13 +86,13 @@ checkForDependencies() {
         comm=$1
     fi
 
-    commOuput=$(command -v ${comm} &> /dev/null)
+    command -v ${comm} &> /dev/null
     if [ $? -eq 1 ]; then
         unameOutput=$(uname -a | grep "arch")
         if [ -f "/etc/arch-release" ] || [ $unameOutput -eq 0 ]; then
             sudo pacman --noconfirm --needed -Sy ${1} > /dev/null 2>&1
             if [ $? -eq 1 ]; then
-                echo "You must have an active internet connection." >&2
+                echo "Couldn't install ${1}." >&2
                 exit 1
             fi
 
@@ -114,11 +114,11 @@ startRice() {
 
 runScript() {
     lastFolder=$(pwd -P)
-    cocoRiceFolder=$(echo "$(pwd -P)" | awk '{ sub(/CocoRice.*/, "CocoRice"); print }')
+    cocoRiceFolder=$(pwd -P | awk '{ sub(/CocoRice.*/, "CocoRice"); print }')
     cd $cocoRiceFolder
 
     source scripts/common.sh
-    checkParameters $@
+    checkParameters "$@"
     checkForDependencies
 
     startRice
@@ -127,4 +127,4 @@ runScript() {
     cd $lastFolder
 }
 
-runScript $@
+runScript "$@"
diff --git a/scripts/common.sh b/scripts/common.sh
index eecc93c..8966fbd 100644
--- a/scripts/common.sh
+++ b/scripts/common.sh
@@ -28,7 +28,7 @@ useDialog() {
     if [ "$str" = "VALUES" ]; then
         argc="$#"; i=1
         for item in "$@"; do
-            if [ $i -eq $((${argc}-1)) ]; then
+            if [ $i -eq $((argc-1)) ]; then
                 str="$item"
                 break
             fi
@@ -39,8 +39,8 @@ useDialog() {
     width=$(calcWidthDialog "$str")
     height=$(calcHeightDialog "$str")
     if [ $inputbox = true ]; then
-        width=$((${width}+15))
-        height=$((${height}+2))
+        width=$((width+15))
+        height=$((height+2))
     fi
     formatOptions "$@"
     if [ $found = false ]; then
@@ -55,7 +55,7 @@ useWhiptail() {
     if [ "$str" = "VALUES" ]; then
         argc="$#"; i=1
         for item in "$@"; do
-            if [ $i -eq $((${argc}-1)) ]; then
+            if [ $i -eq $((argc-1)) ]; then
                 str="$item"
                 break
             fi
@@ -67,7 +67,7 @@ useWhiptail() {
     width=$(calcWidthWhiptail "$str")
     height=$(calcHeightWhiptail "$str")
     if [ $inputbox = true ]; then
-        width=$((${width}+15))
+        width=$((width+15))
     fi
     if [ $infobox = true ]; then
         height=$((height-1))
@@ -109,7 +109,7 @@ useDialogMenu() {
 
 calcWidthWhiptail() {
     width=$(echo "$1" | wc -c)
-    echo $((${width}+8))
+    echo $((width+8))
 }
 
 calcWidthDialog() {
@@ -126,7 +126,7 @@ calcWidthDialog() {
     done
 
     if [ $found = false ]; then
-        echo $(($count+8))
+        echo $((count+8))
     else
         echo $option
     fi
@@ -139,7 +139,7 @@ calcHeightWhiptail() {
         x = (($1 - $2 + ($2 * 60)) / 60)
         printf "%d", (x == int(x)) ? x : int(x) + 1
     }')
-    echo $((6+${height}))
+    echo $((6+height))
 }
 
 calcHeightDialog() {
@@ -149,7 +149,7 @@ calcHeightDialog() {
         x = (($1 - $2 + ($2 * 60)) / 60)
         printf "%d", (x == int(x)) ? x : int(x) + 1
     }')
-    echo $((4+${height}))
+    echo $((4+height))
 }
 
 setDialogBox() {
diff --git a/scripts/install.sh b/scripts/install.sh
index 6efc6f1..01f2be7 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -3,7 +3,7 @@
 cloneAndMake() {
     displayDialogBox --infobox "Downloading ${1}" VALUES
     git clone $2 > /dev/null 2>&1
-    cd $1; sudo make install > /dev/null 2>&1; cd ..
+    (cd $1; sudo make install > /dev/null 2>&1)
 }
 
 downloadAndInstallPackages() {
diff --git a/scripts/linkFiles.sh b/scripts/linkFiles.sh
index 504399a..1d24bcf 100755
--- a/scripts/linkFiles.sh
+++ b/scripts/linkFiles.sh
@@ -88,7 +88,7 @@ loopThroughFiles() {
         displayDialogBox --yesno "There are 'other' files, would you like to install them?\n\n${files}" || return
     fi
 
-    sudo bash -c "$(declare -f runDetachedScript); $(declare -f linkFile); "runDetachedScript" "$dialogBox""
+    sudo bash -c "$(declare -f runDetachedScript); $(declare -f linkFile); runDetachedScript $dialogBox"
 }
 
 runDetachedScript() {