Harry Potter’s Daniel Radcliffe is videotaping a public service announcement for gay suicide prevention and speaking out against homophobia. RadarOnline.com has learned. "I have always hated anybody who is not tolerant of gay men or lesbians or bisexuals," the 20 year old star says. "Now I am in the very fortunate position where I can actually help or do something about it." On Friday, the superstar taped the PSA and toured the New York Call Center for the Trevor Project, the leading 24/7 suicide prevention organization for gay and questioning youth. Daniel says his sensitivity to homophobia started at an...