Creating Log File in Directory in shell

dirFile.sh

#!/bin/sh
#function for my use
makedir()
{      echo -e "Listing all Directories and Files Present Under Home \n========================================"|cat >cr_file_for_test.txt  
	echo -e "\nDirectories\n--------------"|cat >>cr_file_for_test.txt     
	find /home -type d |cat >>cr_file_for_test.txt # I need only the directories in home so 'find @ home only of type d'
	echo -e "\nFiles\n--------"|cat >>cr_file_for_test.txt     
	find /home -type f |cat >>cr_file_for_test.txt 
      echo "File cr_file_for_test.txt created"
             }
# A program to find the directory and create a file in it
 #start
     clear
     echo "Enter the directory name "
     read dname
 #check for a directory
    if [ -d $dname ]
    then
 #if exist
      echo "Directory Found"
      cd $dname
      if [ -e cr_file_for_test.txt ] #if file exists I am removing it 
      then
      rm cr_file_for_test.txt  
      fi      
      echo -n "Creating File "cr_file_for_test.txt" "
      for i in 1 2 3 #for making the user feel that I am actually working !!! :P
      do 
      sleep 1
      echo -n "." 
      done
      makedir #calling function to create file
      exit 0  
   else  
 #if do not exist
      echo "Directory doesn't exist.Want to create one?(y/n)"
      read y
 #Creating a Directory
      if [ $y = 'y' ]
       then
       mkdir $dname
       cd $dname        
       makedir #calling function to create file
       fi
     fi
     exit 0
 #stop