diff --git a/app/controllers/admin/patchfiles_controller.rb b/app/controllers/admin/patchfiles_controller.rb
index 9e278c6..382c64e 100644
--- a/app/controllers/admin/patchfiles_controller.rb
+++ b/app/controllers/admin/patchfiles_controller.rb
@@ -78,6 +78,7 @@ class Admin::PatchfilesController < OrbitAdminController
 	redirect_to admin_patchfiles_showckeditor_path
   end
   def newfont
+    params["patchfilefield"]["new_add_font"] = params["patchfilefield"]["new_add_font"].gsub('\"','').gsub("\'",'').gsub(";",'')
 	@field.new_add_font = params["patchfilefield"]["new_add_font"] rescue (redirect_to admin_patchfiles_showckeditor_path and return)
 	params["patchfilefield"]["font_array"].each_with_index do |(font,istrue),index|
 		if istrue =="0"
diff --git a/app/models/patchfilefield.rb b/app/models/patchfilefield.rb
index 349af4c..b2449ea 100644
--- a/app/models/patchfilefield.rb
+++ b/app/models/patchfilefield.rb
@@ -223,20 +223,22 @@ class Patchfilefield
 					end
 				end
 				@delete_font_array.each do |font_to_delete|
-					@str_above_end = @filedata.index(font_to_delete) - 1
-					@str_above_start
-					for @str_above_start in (0..@str_above_end).to_a.reverse
-						if @filedata[@str_above_start] =="\'" || @filedata[@str_above_start] =="\""
-							break
+					if @filedata.index(font_to_delete) != nil
+						@str_above_end = @filedata.index(font_to_delete) - 1
+						@str_above_start
+						for @str_above_start in (0..@str_above_end).to_a.reverse
+							if @filedata[@str_above_start] =="\'" || @filedata[@str_above_start] =="\""
+								break
+							end
+							break if @filedata[@str_above_start] == "\;"
+						end
+						@str_to_delete = (( @filedata[@str_above_start..@str_above_end].include? "\;") ? @filedata[@str_above_start..@str_above_end] : "")+font_to_delete
+						@filedata =@filedata.sub(@str_to_delete,"")
+						for @i in @str_start+1...@str_end
+							next if @filedata[@i] == " "
+							break if @filedata[@i] != "\;"
+							@filedata.slice!(@i)
 						end
-						break if @filedata[@str_above_start] == "\;"
-					end
-					@str_to_delete = (( @filedata[@str_above_start..@str_above_end].include? "\;") ? @filedata[@str_above_start..@str_above_end] : "")+font_to_delete
-					@filedata =@filedata.sub(@str_to_delete,"")
-					for @i in @str_start+1...@str_end
-						next if @filedata[@i] == " "
-						break if @filedata[@i] != "\;"
-						@filedata.slice!(@i)
 					end
 				end
 				puts self.used_font