"Opening drives and folders", "Create a new folder", "Virus", "Boolean algebra and Logic Circuits", "Logical Addition", "Logical Multiplication", "Complementation", "Logic Gates", "AND Gate", "OR Gate", "NOT Gate", "NAND Gate", "NOR Gate", "Computer Software, Programming Languages and Program Development", "Programming Languages", "Types of programming languages", "Assembly Language", "High Level Languages", "Fourth Generation Languages", "Program Development Process", "Types of logic used in the flowchart", "Modular Programming", "Coding", "Debugging", "Testing, Documentation & Maintenance", "Computer Processing Techniques", "Multiprogramming", "Multiprocessing", "Time Sharing", "On line & Real Time Processing", "Types of Operating System", "The Inside of a Computer", "The Back of a Computer", "What’s on the Back of a Computer Case?", "System Bus and Expansion Cards", "Common Types of Expansion Cards", "Memory Cache", "Computer Performance", "Upgrading a Computer", "Central Processing Unit", "Memory" stringArrayList.add("Opening drives and folders"); stringArrayList.add("Create a new folder"); stringArrayList.add("Virus"); stringArrayList.add("Boolean algebra and Logic Circuits"); stringArrayList.add("Logical Addition"); stringArrayList.add("Logical Multiplication"); stringArrayList.add("Complementation"); stringArrayList.add("Logic Gates"); stringArrayList.add("AND Gate"); stringArrayList.add("OR Gate"); stringArrayList.add("NOT Gate"); stringArrayList.add("NAND Gate"); stringArrayList.add("NOR Gate"); stringArrayList.add("Computer Software, Programming Languages and Program Development"); stringArrayList.add("Programming Languages"); stringArrayList.add("Types of programming languages"); stringArrayList.add("Assembly Language"); stringArrayList.add("High Level Languages"); stringArrayList.add("Fourth Generation Languages"); stringArrayList.add("Program Development Process"); stringArrayList.add("Types of logic used in the flowchart"); stringArrayList.add("Modular Programming"); stringArrayList.add("Coding"); stringArrayList.add("Debugging"); stringArrayList.add("Testing, Documentation & Maintenance"); stringArrayList.add("Computer Processing Techniques"); stringArrayList.add("Multiprogramming"); stringArrayList.add("Multiprocessing"); stringArrayList.add("Time Sharing"); stringArrayList.add("On line & Real Time Processing"); stringArrayList.add("Types of Operating System"); stringArrayList.add("The Inside of a Computer"); stringArrayList.add("The Back of a Computer"); stringArrayList.add("What’s on the Back of a Computer Case?"); stringArrayList.add("System Bus and Expansion Cards"); stringArrayList.add("Common Types of Expansion Cards"); stringArrayList.add("Memory Cache"); stringArrayList.add("Computer Performance"); stringArrayList.add("Upgrading a Computer"); stringArrayList.add("Central Processing Unit"); stringArrayList.add("Memory"); if (selected.equals("Opening drives and folders")) { 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("Create a new folder")) { 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("Virus")) { 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("Boolean algebra and Logic Circuits")) { 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("Logical Addition")) { 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("Logical Multiplication")) { 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("Complementation")) { 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("Logic Gates")) { 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("AND Gate")) { 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("OR Gate")) { 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("NOT Gate")) { 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("NAND Gate")) { 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("NOR Gate")) { 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("Computer Software, Programming Languages and Program Development")) { 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("Programming Languages")) { 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("Types of programming languages")) { 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("Assembly Language")) { 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("High Level Languages")) { 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("Fourth Generation Languages")) { 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("Program Development Process")) { 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("Types of logic used in the flowchart")) { 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("Modular Programming")) { 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("Coding")) { 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("Debugging")) { 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("Testing, Documentation & Maintenance")) { 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("Computer Processing Techniques")) { 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("Multiprogramming")) { 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("Multiprocessing")) { 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("Time Sharing")) { 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("On line & Real Time Processing")) { 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); } if (selected.equals("Types of Operating System")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/31.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("The Inside of a Computer")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/32.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("The Back of a Computer")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/33.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("What’s on the Back of a Computer Case?")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/34.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("System Bus and Expansion Cards")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/35.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("Common Types of Expansion Cards")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/36.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("Memory Cache")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/37.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("Computer Performance")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/38.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("Upgrading a Computer")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/39.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("Central Processing Unit")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/40.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); } if (selected.equals("Memory")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/41.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }