images = new Array(21); images[0] = "Space Solar Power Space Solar"; images[1] = "Floating Wind Turbines Floating Wind Turbines"; images[2] = "Affordable Electric Car Triac Electric Car"; images[3] = "Electric Uno Concept Electric Uno"; images[4] = "Solar Lily Proposal Solar Lily"; images[5] = "The Ultima Tower Ultima Tower"; images[6] = "Solar Airplane Concepts Solar Airplane Concepts"; images[7] = "California Solar Plant 500MW Solar Plant"; images[8] = "Remote Hybrid Helper Hybrid Helper"; images[9] = "Bahrain World Trade Center Bahrain WTC"; images[10] = "Human Car Human Car"; images[11] = "Solar Powered Avionics Solar Avionics"; images[12] = "Zero Carbon City Zero Carbon City"; images[13] = "Solar Houseboats Solar Sailor"; images[14] = "Hydro-Hydraulic Concept Hydro-Hydraulic Concept"; images[15] = "Seagen Tidal Power Tidal Turbine"; images[16] = "Wind Powered Skyscraper Rotating Skyscrapers"; images[17] = "Vertical Windmill Concept Vertical Windmill"; images[18] = "Hydro Power Concept Hydro Power Concept"; images[19] = "JPod Transportation Concept JPod Concept"; images[20] = "Green Steam Energy Green Steam Engines"; index = Math.floor(Math.random() * images.length); document.write(images[index]);