diff --git a/main.rb b/main.rb
index 4b7abba..4037107 100644
--- a/main.rb
+++ b/main.rb
@@ -5,11 +5,29 @@
 require 'socket'
 require 'fileutils'
 require 'pathname'
+require 'erb'
 
 Root = '.'
 Port = 8080
 
 class HttpResponse
+	def self.process_erb(resp)
+		unless resp.ext === ".erb"
+			resp.data = resp.lazy.read
+			return
+		end
+
+		books = Dir["*"]
+
+		template = ERB.new resp.lazy.read
+		resp.data = template.result(binding)
+		return
+	end
+
+	def self.connection(str)
+		"Connection: #{str}"
+	end
+
 	def self.content_length(resp)
 		"Content-Length: #{resp.length}"
 	end
@@ -19,11 +37,13 @@ class HttpResponse
 			".png" => "image/png",
 			".txt" => "text/plain",
 			".html" => "text/html",
+			".erb" => "text/html",
 			".css" => "text/css",
 			".mp3" => "audio/mpeg",
 			".ttf" => "font/ttf",
 			".mp4" => "video/mp4",
-			".pdf" => "application/pdf"
+			".pdf" => "application/pdf",
+			".webp" => "image/webp"
 		}
 
 		"Content-Type: #{ctype[resp.ext]}"
@@ -36,17 +56,24 @@ class HttpResponse
 			return "HTTP/1.1 404 NOT FOUND\r\n"
 		end
 
-		headers = [content_length(resp), content_type(resp)].join("\r\n")
+		process_erb(resp)
+
+		headers = [
+			content_length(resp),
+			content_type(resp),
+		].join("\r\n")
+		
 		puts headers
 
-		return "HTTP/1.1 200 OK\r\n#{headers}\r\n#{resp.data}"
+		return "HTTP/1.1 200 OK\r\n#{headers}\r\n\r\n#{resp.data}"
 	end
 end
 
 class HttpRouter
 	attr_reader :ext
 	attr_reader :length
-	attr_reader :data
+	attr_accessor :data
+	attr_reader :lazy
 
 	def initialize(path)
 		@path = Pathname.new(path)
@@ -56,14 +83,16 @@ class HttpRouter
 	end
 
 	def route
+		puts @path
+
 		case @path
-		when "/"
-			@path = "./index.html"
+		when Pathname.new("/")
+			@path = Pathname.new("/index.erb")
 			return route
 		else
 			if File.exist? @path.basename
-				@data = File.read(Root + @path.to_s)
-				@length = @data.length
+				@lazy = File.open(@path.basename)
+				@length = File.size(@path.basename)
 				@ext = File.extname(@path)
 			else
 				@not_found = true
@@ -85,12 +114,12 @@ class HttpServer
 		while session = @server.accept
 			request = session.gets
 
-			verb, path, protocol = request.split(' ') unless request.nil?
+			verb, path, protocol = request.split(' ')
 			if protocol === 'HTTP/1.1'
 				resp = HttpRouter.new(path)
-				session.print HttpResponse.build(resp)
+				session.puts HttpResponse.build(resp)
 			else
-				session.print 'Connection Refused'
+				session.puts 'Connection Refused'
 			end
 
 			session.close