Vijay tv's public voting is a mystery unsolved

Vijay tv is conducting many dance and singing programs which is of competitive type. In the wild card round and final phase of these programs public voting is called for and the finalists are chosen. But how these voting occurs and how much it is open to public is the most wired puzzle so far. People keep on watching these programs throughout the year and the finalists are chosen without the tracking by the public is the unfair game played by vijay tv. If we enter the website vijay.indya for voting, a person can put 25 votes nearly to 5/6 contestants, 5 votes for a contestant allowed. This multiple voting option must be off and the voting results should be displayes is what vijay tv should do for it's loyal audience.