While most of the Bollywood celebrities are silent over Bollywood actor Preity Zinta's allegation of molestation against her former beau and business partner Ness Wadia, director Rajkumar Santoshi has extended full support to the actor over the issue.Read Why is Bollywood mum on Preity-Ness case?Santoshi, who co-scripted Preity starrer Dil Hai Tumhara, said: "I don't know what the truth is, but I know Preity very well. She is very hard working and sincere. She is very courageous, and outspoken." At the trailer launch of Chaarfutiya Chhokare in Mumbai, Santoshi said: "If the allegation has been made by Preity against Ness Wadia, then I will definitely appreciate her decision and stand by her in her decision. Just as it is wrong to commit a crime, it is equally wrong not to speak up. I appreciate her decision to file a complaint against that concerned person and I am with her."Preity lodged a written complaint against Wadia with the Marine Drive police station on Friday, last week. She accused Wadia of grabbing her hand and abusing her during a cricket match in Wankhede Stadium in Mumbai on May 30.