Hi i am professional in PHP, C# , .Net with SQL or MySQL or oracal, Let me give a chance to create this code required before you award it to any one, once you get working exampel and you satisfied with it then award it to me :) , Please i need answer of some of question before start work, and i will show you working example on next day , i will get it done in one day .
1) You want scenario 1 & second 2 in single session but on returning to perticular pages right?
2) for third scenario you want it should happens with the help of database right?
please ope a chat to discus more , thanks