背景，文字渐变（无闪屏）

背景变换

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文字颜色渐变（无闪屏）

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<SCRIPT language=javascript> 
function wh_10to16(n){ 
  var a = new Array(16); 
  a[0]="0";a[1]="1";a[2]="2";a[3]="3";a[4]="4";a[5]="5";a[6]="6";a[7]="7";a[8]="8";a[9]="9";a[10]="A";a[11]="B";a[12]="C";a[13]="D";a[14]="E";a[15]="F"; 
  return a[parseInt(n/16)]+a[n%16] 
} 
function wh_TransbgMakeColor(r,g,b){ 
  return wh_10to16(r)+wh_10to16(g)+wh_10to16(b); 
} 
function wh_TransbgGetColorInc(r1,r2){ 
  if (r1 < r2) return 1; else if (r1 > r2) return -1; else return 0; 
} 
function wh_changebg() { 
  var r = wh_TransbgR1; 
  var g = wh_TransbgG1; 
  var b = wh_TransbgB1; 
  wh_TransbgR1 += wh_TransbgGetColorInc(wh_TransbgR1,wh_TransbgR2)*wh_TransbgSpeed; 
  wh_TransbgG1 += wh_TransbgGetColorInc(wh_TransbgG1,wh_TransbgG2)*wh_TransbgSpeed; 
  wh_TransbgB1 += wh_TransbgGetColorInc(wh_TransbgB1,wh_TransbgB2)*wh_TransbgSpeed; 
  if ((r-wh_TransbgR2)*(wh_TransbgR1-wh_TransbgR2) <=0 ) wh_TransbgR1 = wh_TransbgR2; 
  if ((g-wh_TransbgG2)*(wh_TransbgG1-wh_TransbgG2) <=0 ) wh_TransbgG1 = wh_TransbgG2; 
  if ((b-wh_TransbgB2)*(wh_TransbgB1-wh_TransbgB2) <=0 ) wh_TransbgB1 = wh_TransbgB2; 
  document.bgColor=wh_TransbgMakeColor(wh_TransbgR1 ,wh_TransbgG1 ,wh_TransbgB1); 
  if (wh_TransbgR1==wh_TransbgR2 && wh_TransbgG1==wh_TransbgG2 && wh_TransbgB1==wh_TransbgB2){ 
     if ((++wh_TransbgIndex) >= wh_TransbgTotal-1) { 
       if (!wh_TransbgLoop && wh_TransbgCount==1) return; 
       wh_TransbgCount++; 
       wh_TransbgIndex=0; 
    } 
    wh_TransbgR1 =wh_TransbgColorsR[wh_TransbgIndex]; 
    wh_TransbgG1 =wh_TransbgColorsG[wh_TransbgIndex]; 
    wh_TransbgB1 =wh_TransbgColorsB[wh_TransbgIndex]; 
    wh_TransbgR2 =wh_TransbgColorsR[wh_TransbgIndex+1]; 
    wh_TransbgG2 =wh_TransbgColorsG[wh_TransbgIndex+1]; 
    wh_TransbgB2 =wh_TransbgColorsB[wh_TransbgIndex+1]; 
  } 
  setTimeout("wh_changebg()", 1); 
} 
wh_TransbgR1=0; 
wh_TransbgG1=0; 
wh_TransbgB1=0; 
wh_TransbgR2=0; 
wh_TransbgG2=0; 
wh_TransbgB2=0; 
wh_TransbgSpeed=1; 
wh_TransbgLoop=true; 
wh_TransbgTotal=4; 
wh_TransbgIndex =wh_TransbgTotal-1; 
wh_TransbgColorsR = new Array(wh_TransbgTotal); 
wh_TransbgColorsG = new Array(wh_TransbgTotal); 
wh_TransbgColorsB = new Array(wh_TransbgTotal); 
wh_TransbgColorsR[0]=255; 
wh_TransbgColorsG[0]=240; 
wh_TransbgColorsB[0]=230; 
wh_TransbgColorsR[1]=230; 
wh_TransbgColorsG[1]=255; 
wh_TransbgColorsB[1]=240; 
wh_TransbgColorsR[2]=240; 
wh_TransbgColorsG[2]=230; 
wh_TransbgColorsB[2]=255; 
wh_TransbgColorsR[3]=255; 
wh_TransbgColorsG[3]=240; 
wh_TransbgColorsB[3]=230; 
wh_TransbgCount=0; 
wh_changebg(); 
</SCRIPT>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

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