What is the end of married life ?

i have get married in nov 1999 but after six month my wife has indulged unnecessary dispute with me and logged a case for maitenance and court has also accept her application and ordered me to pay 1000 rupees per month as maitenance since march 2000.from that time till date i am paying but there is no compromise.she is living with her parents and has a illigal relation with some peoples.Her parensts are also supporting her .when i am talking about divorce they are claiming for money which is not in my limit.one 6 yeard girl is born from this wed lock.what should i have to do.please suggest me.there is no chance of negotiation.