<script type="text/javascript"> <!-- // Prelevato ed illustrato su http://www.web-link.it // Gradient Background Fader, Multicolor // By Peter Gehrig // Copyright (c) 2003 Peter Gehrig. All rights reserved. // Permission given to use the script provided that this notice remains as is. // Additional scripts can be found at http://Sito Sparito dalla rete // info@24fun.com // 11/27/2003 // IMPORTANT: // If you add this script to a script-library or script-archive // you have to add a highly visible link to // http://Sito Sparito dalla rete on the webpage // where this script will be featured /////////////////////////////////////////////////////////////////////////// // CONFIGURATION STARTS HERE /////////////////////////////////////////////////////////////////////////// // Select the colors (hexadecimal triplet value required) // Please note that at least 3 colors are required! var colors=new Array("#FFFF00","#00FFFF","#5fc700","#854b00","#76e07c","#FFAC00","#FFFF66","#ff0000","#FFFFFF","#850044","#B56AFF","#56B1FF") // Set pause between colors (seconds) var pausebetweencolors=2 // What type of gradient should be applied Internet Explorer 5x or higher? // Set "none" or "horizontal" or "vertical" var gradient_effect="horizontal" // Set speed (higher=slower) var speed=20 // How many times shall the effect be repeated? // Add a value between 1 and 9999999 var i_loopmax=1000 /////////////////////////////////////////////////////////////////////////// // CONFIGURATION ENDS HERE /////////////////////////////////////////////////////////////////////////// // do not edit code below this line var pausesteps=40 var hexc = new Array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F') var redcol_1 var redcol_2 var redcol_1_b var redcol_2_b var greencol_1 var greencol_2 var greencol_1_b var greencol_2_b var bluecol_1 var bluecol_2 var bluecol_1_b var bluecol_2_b var rgbredfrom var rgbgreenfrom var rgbbluefrom var rgbredto var rgbgreento var rgbblueto var rgbrednow var rgbgreennow var rgbbluenow var rgbredfrom_b var rgbgreenfrom_b var rgbbluefrom_b var rgbredto_b var rgbgreento_b var rgbblueto_b var rgbrednow_b var rgbgreennow_b var rgbbluenow_b var colorhexafrom var colorhexato var i_step=1 var i_loop=0 var i_colorsA=0 var i_colorsB=1 var i_colorsC=1 var i_colorsD=2 pausebetweencolors*=1000 var browserinfos=navigator.userAgent var ie4=document.all&&!document.getElementById var ie5=document.all&&document.getElementById&&!browserinfos.match(/Opera/) var ns4=document.layers var ns6=document.getElementById&&!document.all var opera=browserinfos.match(/Opera/) var browserok=ie4||ie5||ns4||ns6||opera function translateintorgb() { var hexa=colors[i_colorsA] var hexared=hexa.substring(1,3) var hexagreen=hexa.substring(3,5) var hexablue=hexa.substring(5,7) rgbredfrom=parseInt("0x"+hexared) rgbgreenfrom=parseInt("0x"+hexagreen) rgbbluefrom=parseInt("0x"+hexablue) rgbrednow=rgbredfrom rgbgreennow=rgbgreenfrom rgbbluenow=rgbbluefrom var hexa=colors[i_colorsB] var hexared=hexa.substring(1,3) var hexagreen=hexa.substring(3,5) var hexablue=hexa.substring(5,7) rgbredto=parseInt("0x"+hexared) rgbgreento=parseInt("0x"+hexagreen) rgbblueto=parseInt("0x"+hexablue) var hexa=colors[i_colorsC] var hexared=hexa.substring(1,3) var hexagreen=hexa.substring(3,5) var hexablue=hexa.substring(5,7) rgbredfrom_b=parseInt("0x"+hexared) rgbgreenfrom_b=parseInt("0x"+hexagreen) rgbbluefrom_b=parseInt("0x"+hexablue) rgbrednow_b=rgbredfrom_b rgbgreennow_b=rgbgreenfrom_b rgbbluenow_b=rgbbluefrom_b var hexa=colors[i_colorsD] var hexared=hexa.substring(1,3) var hexagreen=hexa.substring(3,5) var hexablue=hexa.substring(5,7) rgbredto_b=parseInt("0x"+hexared) rgbgreento_b=parseInt("0x"+hexagreen) rgbblueto_b=parseInt("0x"+hexablue) i_colorsA++ i_colorsB++ i_colorsC++ i_colorsD++ if (i_colorsA>=colors.length) {i_colorsA=0} if (i_colorsB>=colors.length) {i_colorsB=0} if (i_colorsC>=colors.length) {i_colorsC=0} if (i_colorsD>=colors.length) {i_colorsD=0} changefromto() } function changefromto() { rgbrednow=rgbrednow-((rgbredfrom-rgbredto)/speed) rgbgreennow=rgbgreennow-((rgbgreenfrom-rgbgreento)/speed) rgbbluenow=rgbbluenow-((rgbbluefrom-rgbblueto)/speed) rgbrednow_b=rgbrednow_b-((rgbredfrom_b-rgbredto_b)/speed) rgbgreennow_b=rgbgreennow_b-((rgbgreenfrom_b-rgbgreento_b)/speed) rgbbluenow_b=rgbbluenow_b-((rgbbluefrom_b-rgbblueto_b)/speed) if (rgbrednow>255) {rgbrednow=255} if (rgbrednow<0) {rgbrednow=0} if (rgbgreennow>255) {rgbgreennow=255} if (rgbgreennow<0) {rgbgreennow=0} if (rgbbluenow>255) {rgbbluenow=255} if (rgbbluenow<0) {rgbbluenow=0} if (rgbrednow_b>255) {rgbrednow_b=255} if (rgbrednow_b<0) {rgbrednow_b=0} if (rgbgreennow_b>255) {rgbgreennow_b=255} if (rgbgreennow_b<0) {rgbgreennow_b=0} if (rgbbluenow_b>255) {rgbbluenow_b=255} if (rgbbluenow_b<0) {rgbbluenow_b=0} if (i_step<=speed) { redcol_1 = hexc[Math.floor(rgbrednow/16)]; redcol_2 = hexc[Math.floor(rgbrednow)%16]; greencol_1 = hexc[Math.floor(rgbgreennow/16)]; greencol_2 = hexc[Math.floor(rgbgreennow)%16]; bluecol_1 = hexc[Math.floor(rgbbluenow/16)]; bluecol_2 = hexc[Math.floor(rgbbluenow)%16]; redcol_1_b = hexc[Math.floor(rgbrednow_b/16)]; redcol_2_b = hexc[Math.floor(rgbrednow_b)%16]; greencol_1_b = hexc[Math.floor(rgbgreennow_b/16)]; greencol_2_b = hexc[Math.floor(rgbgreennow_b)%16]; bluecol_1_b = hexc[Math.floor(rgbbluenow_b/16)]; bluecol_2_b = hexc[Math.floor(rgbbluenow_b)%16]; var backcolor="#"+redcol_1+redcol_2+greencol_1+greencol_2+bluecol_1+bluecol_2 var backcolor_b="#"+redcol_1_b+redcol_2_b+greencol_1_b+greencol_2_b+bluecol_1_b+bluecol_2_b if (ie5 && gradient_effect!="none") { if (gradient_effect=="horizontal") {var gr_effect=1} if (gradient_effect=="vertical") {var gr_effect=0} document.body.style.filter= "progid:DXImageTransform.Microsoft.Gradient(startColorstr="+backcolor+", endColorstr="+backcolor_b+", GradientType="+gr_effect+")" } else { document.bgColor=backcolor } i_step++ var timer=setTimeout("changefromto()",pausesteps); } else { clearTimeout(timer) i_step=1 i_loop++ if (i_loop<i_loopmax) {var timer=setTimeout("translateintorgb()",pausebetweencolors);} } } if (browserok) { window.onload=translateintorgb } // end --> </script>