also went out to TVS, HTV, Anglia Television and Channel Television) and Night Shift from Yorkshire Television and Tyne Tees Television. From 1 January 1988, each programme on ITV was no longer preceded by the identifier of the regional company that had produced the show. Another new venture was the ITV Telethon. This biennial routine event held in 1988, 1990 and 1992 saw the regional companies and the national network come together to raise money for charity. The 27-hour telethons ended following the change of culture at ITV following the franchise changes in 1993. On 13 February 1989, ITV starts broadcasting a national weather forecast for the first time - previously each regional company had aired its own forecast which they had broadcast at the end of their local news programmes and at closedown. ITV introduced its first official corporate logo and national on-air identity on 1 September 1989; this was an attempt to unify the network under one image while still allowing for regional identity. However, six companies refused to use their versions of the generic ident (Granada Television, TVS, TSW, Anglia Television, Channel Television and Ulster Television), preferring to stick with their distinctive on-screen branding. The companies to use the generic ident for the longest time were Yorkshire Television, who kept it on until 24 October 1994, and Grampian Television, who continued to use it right up until ITV's second corporate logo was introduced on 5 October 1998. Broadcasting Act of 1990 Margaret Thatcher's Conservative government spent much of the 1980s privatising and deregulating British industry, and commercial broadcasting was no exception. The Broadcasting Act 1990 paved the way for the deregulation of the British commercial broadcasting industry, which was to have many consequences for the ITV system. As a result of this Act, the Independent Broadcasting Authority was abolished, and replaced by two new 'light-touch' regulators: the Independent Television Commission (ITC) and the Radio Authority. The small Cable Authority was also abolished, its powers transferred to the ITC. The act also changed the system of licence allocation for the franchises now legally known as Channel 3: the previous system where applicants needed to show good programming ideas and fine financial controls was replaced by highest-bidder auctions to determine the winner of each ITV regional franchise. This element of the ITV franchising process was very controversial; the press and the existing ITV companies lobbied to have it changed