-$color[0] = "#B0B0B0"; // (gray) TitleBar
-$color[1] = "#A04040"; // (dull red) Quoted Replies in Emails
-$color[2] = "#F04040"; // (bright red) Warning/Error Messages
-$color[3] = "#DFCFBF"; // (antique white) Left Bar Background
-$color[4] = "#DFCFBF"; // (antique white) Normal Background
-$color[5] = "#755A45"; // (light brown) Table Headers
-$color[6] = "#101010"; // (off-black) Text on left bar
-$color[7] = "#800000"; // (red) Links
-$color[8] = "#000000"; // (black) Normal text
-$color[9] = "#909090"; // (darker gray) Darker version of #0
-$color[10] = "#606060"; // (darkest gray) Darker version of #9
-$color[11] = "#600000"; // (lighter red) Special Folders color
+$color[0] = '#b0b0b0'; // (gray) TitleBar
+$color[1] = '#a04040'; // (dull red) Quoted Replies in Emails
+$color[2] = '#f04040'; // (bright red) Warning/Error Messages
+$color[3] = '#dfcfbf'; // (antique white) Left Bar Background
+$color[4] = '#dfcfbf'; // (antique white) Normal Background
+$color[5] = '#755a45'; // (light brown) Table Headers
+$color[6] = '#101010'; // (off-black) Text on left bar
+$color[7] = '#800000'; // (red) Links
+$color[8] = '#000000'; // (black) Normal text
+$color[9] = '#909090'; // (darker gray) Darker version of #0
+$color[10] = '#606060'; // (darkest gray) Darker version of #9
+$color[11] = '#600000'; // (lighter red) Special Folders color
+$color[15] = '#602020'; // (some brown) Unselectable folders