"Forces of Flight", "Generating Lift", "Lift and Drag Concepts", "Wing Design", "Dutch Roll", "High-speed Flight", "Aerodynamic Force and Moment", "What is Thrust?", "Excess Thrust", "Conservation of Energy", "Definition of Streamlines", "Flow Description, Streamline, Pathline, Streakline and Timeline", "BASIC AERODYNAMICS", "Maximum Range of a Subsonic Airplane", "Maximum Flight Altitude, Absolute and Service Ceilings", "Inviscid flow", "Factors that affect Aerodynamics ", "Bernoullis Equation ", "Density effects on Aerodynamic forces", "Velocity Effects on Aerodynamic forces", "Superposition of Elementary Flows", "Flow Around a Circular Cylinder", "Kutta Joukowski Theorem", "Dynamic Pressure", "Newton's Theory of Flight", "Aircraft Wings", "Wind Turbine Blades", "Angle of Attack", "Aerodynamic Drag Components", "Aerodynamic measurements" stringArrayList.add("Forces of Flight"); stringArrayList.add("Generating Lift"); stringArrayList.add("Lift and Drag Concepts"); stringArrayList.add("Wing Design"); stringArrayList.add("Dutch Roll"); stringArrayList.add("High-speed Flight"); stringArrayList.add("Aerodynamic Force and Moment"); stringArrayList.add("What is Thrust?"); stringArrayList.add("Excess Thrust"); stringArrayList.add("Conservation of Energy"); stringArrayList.add("Definition of Streamlines"); stringArrayList.add("Flow Description, Streamline, Pathline, Streakline and Timeline"); stringArrayList.add("BASIC AERODYNAMICS"); stringArrayList.add("Maximum Range of a Subsonic Airplane"); stringArrayList.add("Maximum Flight Altitude, Absolute and Service Ceilings"); stringArrayList.add("Inviscid flow"); stringArrayList.add("Factors that affect Aerodynamics "); stringArrayList.add("Bernoullis Equation "); stringArrayList.add("Density effects on Aerodynamic forces"); stringArrayList.add("Velocity Effects on Aerodynamic forces"); stringArrayList.add("Superposition of Elementary Flows"); stringArrayList.add("Flow Around a Circular Cylinder"); stringArrayList.add("Kutta Joukowski Theorem"); stringArrayList.add("Dynamic Pressure"); stringArrayList.add("Newton's Theory of Flight"); stringArrayList.add("Aircraft Wings"); stringArrayList.add("Wind Turbine Blades"); stringArrayList.add("Angle of Attack"); stringArrayList.add("Aerodynamic Drag Components"); stringArrayList.add("Aerodynamic measurements"); if (selected.equals("Forces of Flight")) { 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("Generating Lift")) { 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("Lift and Drag Concepts")) { 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("Wing Design")) { 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("Dutch Roll")) { 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("High-speed Flight")) { 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("Aerodynamic Force and Moment")) { 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("What is Thrust?")) { 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("Excess Thrust")) { 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("Conservation of Energy")) { 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("Definition of Streamlines")) { 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("Flow Description, Streamline, Pathline, Streakline and Timeline")) { 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("BASIC AERODYNAMICS")) { 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("Maximum Range of a Subsonic Airplane")) { 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("Maximum Flight Altitude, Absolute and Service Ceilings")) { 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("Inviscid flow")) { 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("Factors that affect Aerodynamics ")) { 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("Bernoullis Equation ")) { 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("Density effects on Aerodynamic forces")) { 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("Velocity Effects on Aerodynamic forces")) { 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("Superposition of Elementary Flows")) { 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("Flow Around a Circular Cylinder")) { 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("Kutta Joukowski Theorem")) { 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("Dynamic Pressure")) { 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("Newton's Theory of Flight")) { 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("Aircraft Wings")) { 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("Wind Turbine Blades")) { 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("Angle of Attack")) { 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("Aerodynamic Drag Components")) { 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("Aerodynamic measurements")) { 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); }