This 20" Viewsonic widescreen lcd tv with HD ready capability, is only £269.10 delivered from Currys, when using the discount code below. Viewsonic are an excellent make for monitrs, so I think the crossover into TVs should be interesting. I'm looking at a 22" Viewsonic monitor myself at the minute.
Promo code: TENEMAIL
Details: High Definition Ready future proof TV * Contrast enhancing picture technology * SRS (WOW) technology for better sound * HDMI digital picture and sound input * Can also be used as a PC monitor * NICAM stereo sound * Anti glare screen * WXGA 1366 x 768 panel resolution * 500 cd/m2 panel brightness * 1000 : 1 contrast ratio *