Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] validating accessibility web pages HTML Tidy W3C Validator validating forms with JavaScript PHP with JavaScript checkform() function code listing onsubmit event handler selected variable thisform object Validators, websites valign attribute <body> tag <col> tag <colgroup> tag t<td> tag t<th> tag <td> tag <tfoot> tag <th> tag <thead> tag <tr> tag value attribute <button> tag i<input> tag <input> tag 2nd <param> tag valuetype attribute (<param> tag) <var> tag as logical style tags variables is_ie4up is_nav4up JavaScript JavaScript variables PHP selected Verizon SuperPages version attribute (<html> tag) vertical frames combining with horizontal frames vertical-align property (CSS) video colors, HEX Triplet values embedding <embed> tag <object> tag Flash animations QuickTime movies RealVideo file formats inline video linking to media archive web page file size descriptions framework image links sound files thumbnail images video clips players Macromedia Flash Player Macromedia Shockwave QuickTime RealPlayer plug-ins presenting sampling rates View Source functionalities Virtual Library website visibility property (CSS) 2nd visual effect properties (CSS) VLC website vlink attribute (body tag) voice-family property (CSS) void value (table frames) volume attribute (QuickTime) volume property (CSS) vsides value (table frames) vspace attribute <embed> tag <iframe> tag 2nd 3rd <img> tag 2nd |