c calls winrar to unzip file code sharing

using Microsoft.Win32;
using System.Diagnostics;
 The compression 
string the_rar;
RegistryKey the_Reg;
object the_Obj;
string the_Info;
ProcessStartInfo the_StartInfo;
Process the_Process;
try
{
the_Reg = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\Shell\Open\Command");
the_Obj = the_Reg.GetValue("");
the_rar = the_Obj.ToString();
the_Reg.Close();
the_rar = the_rar.Substring(1, the_rar.Length - 7);
the_Info = " a " + " test.rar " + " " + @"C:\test\test.txt";
the_StartInfo = new ProcessStartInfo();

the_StartInfo.FileName = the_rar;
the_StartInfo.Arguments = the_Info;
the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
the_StartInfo.WorkingDirectory = @"C:\test\";
the_Process = new Process();
the_Process.StartInfo = the_StartInfo;
the_Process.Start();
Response.Write("<script>alert('Zip Successfully');</script>");
}
catch
{
Response.Write("<script>alert('Zip Failed.')</script>");
}

unzip

string the_rar;
RegistryKey the_Reg;
object the_Obj;
string the_Info;
ProcessStartInfo the_StartInfo;
Process the_Process;
try
{
the_Reg = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\Shell\Open\Command");
the_Obj = the_Reg.GetValue("");
the_rar = the_Obj.ToString();
the_Reg.Close();
the_rar = the_rar.Substring(1, the_rar.Length - 7);
the_Info = " X " + " test.rar " + @"C:\test\";
the_StartInfo = new ProcessStartInfo();

the_StartInfo.FileName = the_rar;
the_StartInfo.Arguments = the_Info;
the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
the_StartInfo.WorkingDirectory = @"C:\test\";
the_Process = new Process();
the_Process.StartInfo = the_StartInfo;
the_Process.Start();
Response.Write("<script>alert('UnZip Successfully');</script>");
}
catch
{
Response.Write("<script>alert('UnZip Failed.')</script>");
}