function getURL(bookID) {switch (bookID) {case 43413:return "http://www.brpreiss.com/books/opus8/";break;case 52296:return "http://books.rackhub.com/download/ZWJvb2stbmV3L1ByZW1pZXIuUHJlc3MuR2FtZS5Qcm9ncmFtbWluZy53aXRoLlB5dGhvbi5MdWEuYW5kLlJ1YnkuZWJvb2stTGlCLmNobQ==";break;case 44172:return "http://lab.lpicn.org/pub/books/Premier.Press.Game.Programming.with.Python.Lua.and.Ruby.ebook-LiB.chm";break;case 51000:return "http://www.google.com/custom?client=pub-3815439110720945&channel=3703076435&domains=2020ok.com&q=Premier.Press.Game.Programming.with.Python.Lua.and.Ruby.ebook-LiB.chm";break;case 45351:return "http://www.math.umd.edu/~dcarrera/ruby/0.3/";break;case 46955:return "http://www.rubycentral.com/book/";break;case 46956:return "http://www.rubycentral.com/book/index.html";break;case 46957:return "http://www.ruby-doc.org/docs/ProgrammingRuby/";break;case 52989:return "http://books.rackhub.com/download/ZWJvb2stbmV3L1Byb2dyYW1taW5nIFJ1YnkgLSBUaGUgUHJhZ21hdGljIFByb2dyYW1tZXIncyBHdWlkZS5wZGY=";break;case 46958:return "http://lab.lpicn.org/pub/books/Programming%20Ruby%20-%20The%20Pragmatic%20Programmer's%20Guide.pdf";break;case 51451:return "http://www.google.com/custom?client=pub-3815439110720945&channel=3703076435&domains=2020ok.com&q=Programming%20Ruby%20-%20The%20Pragmatic%20Programmer's%20Guide.pdf";break;case 28930:return "http://www.pragmaticprogrammer.com/ruby/downloads/book.html";break;case 24973:return "http://www.rubycentral.com/book/";break;case 47278:return "http://www.bitwisemag.com/copy/programming/ruby/intro/1/ruby1.html";break;case 47279:return "http://lab.lpicn.org/pub/books/SYNGRESS-Ruby_Developers_Guide.pdf";break;case 51545:return "http://www.google.com/custom?client=pub-3815439110720945&channel=3703076435&domains=2020ok.com&q=SYNGRESS-Ruby_Developers_Guide.pdf";break;case 53055:return "http://books.rackhub.com/download/T1JlaWxseS9PUmVpbGx5IC0gUnVieSBJbiBhIE51dHNoZWxsLnJhcg==";break;case 53054:return "http://books.rackhub.com/download/ZWJvb2stbmV3L09SZWlsbHkgLSBSdWJ5IEluIGEgTnV0c2hlbGwucmFy";break;case 47282:return "http://www.ruby-doc.org/docs/UsersGuide/rg/";break;case 47283:return "http://members.chello.nl/k.vangelder/ruby/learntk/";break;}return "http://KickJava.com/books";}