"Switched Ethernet vs. Classic Ethernet",
"Thick Ethernet vs thin Ethernet",
"Retrospective on Ethernet",
"What is Physical Layer & The Function of Physical Layer",
"Switching Techniques",
"Network Devices",
"Network Protocols",
"Communication Technologies - VoIP",
"Wireless Technologies",
"Communication Technologies - Cookies",
"Communication Technologies - Hacking",
"Layered Tasks",
"TCP/IP Protocol Architecture Model",
"Difference between Analog Communication and Digital Communication",
"Analog Signals vs. Digital Signals",
"The Maximum Data Rate of a Channel",
"Different Block Coding Techniques",
"Telephone Modems",
"Frequency Division Multiplexing",
"Wavelength Division Multiplexing",
"Time Division Multiplexing",
"Telephone Network",
"Digital Subscriber Lines",
"Cable Modems",
"Synchronous Optical NETwork (SONET)",
"Types of errors",
"Stop and Wait ARQ",
"Go-Back-N ARQ",
"A Protocol Using Selective Repeat",
"Random access methods"






stringArrayList.add("Switched Ethernet vs. Classic Ethernet");
stringArrayList.add("Thick Ethernet vs thin Ethernet");
stringArrayList.add("Retrospective on Ethernet");
stringArrayList.add("What is Physical Layer & The Function of Physical Layer");
stringArrayList.add("Switching Techniques");
stringArrayList.add("Network Devices");
stringArrayList.add("Network Protocols");
stringArrayList.add("Communication Technologies - VoIP");
stringArrayList.add("Wireless Technologies");
stringArrayList.add("Communication Technologies - Cookies");
stringArrayList.add("Communication Technologies - Hacking");
stringArrayList.add("Layered Tasks");
stringArrayList.add("TCP/IP Protocol Architecture Model");
stringArrayList.add("Difference between Analog Communication and Digital Communication");
stringArrayList.add("Analog Signals vs. Digital Signals");
stringArrayList.add("The Maximum Data Rate of a Channel");
stringArrayList.add("Different Block Coding Techniques");
stringArrayList.add("Telephone Modems");
stringArrayList.add("Frequency Division Multiplexing");
stringArrayList.add("Wavelength Division Multiplexing");
stringArrayList.add("Time Division Multiplexing");
stringArrayList.add("Telephone Network");
stringArrayList.add("Digital Subscriber Lines");
stringArrayList.add("Cable Modems");
stringArrayList.add("Synchronous Optical NETwork (SONET)");
stringArrayList.add("Types of errors");
stringArrayList.add("Stop and Wait ARQ");
stringArrayList.add("Go-Back-N ARQ");
stringArrayList.add("A Protocol Using Selective Repeat");
stringArrayList.add("Random access methods");






if (selected.equals("Switched Ethernet vs. Classic Ethernet")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/1.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Thick Ethernet vs thin Ethernet")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/2.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Retrospective on Ethernet")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/3.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("What is Physical Layer & The Function of Physical Layer")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/4.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Switching Techniques")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/5.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Network Devices")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/6.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Network Protocols")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/7.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Communication Technologies - VoIP")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/8.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Wireless Technologies")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/9.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Communication Technologies - Cookies")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/10.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Communication Technologies - Hacking")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/11.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Layered Tasks")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/12.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("TCP/IP Protocol Architecture Model")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/13.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Difference between Analog Communication and Digital Communication")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/14.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Analog Signals vs. Digital Signals")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/15.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("The Maximum Data Rate of a Channel")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/16.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Different Block Coding Techniques")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/17.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Telephone Modems")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/18.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Frequency Division Multiplexing")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/19.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Wavelength Division Multiplexing")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/20.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Time Division Multiplexing")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/21.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Telephone Network")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/22.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Digital Subscriber Lines")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/23.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Cable Modems")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/24.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Synchronous Optical NETwork (SONET)")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/25.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Types of errors")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/26.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Stop and Wait ARQ")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/27.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Go-Back-N ARQ")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/28.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("A Protocol Using Selective Repeat")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/29.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Random access methods")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/30.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }