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QQ空间代码-颜色渐变效果代码

<script LANGUAGE="JavaScript">

IE = (document.all);      
if (IE) {
  var chidc = new Array();     
  var hexc = new Array("0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F");  
  var chidn = new Array(100,70,40);   
  var step = new Array(10,10,10);     
  var chway = new Array(step[0],step[1],step[2]); 
  var tone = new Array(1,1,1);        
 
  function chcol() {
    for (i=0; i<3; i++) {
      chidn[i]+=chway[i];      
      if (chidn[i]>=255) {      
        chidn[i] = 255;
        chway[i] = -step[i];   
      }
      else if (chidn[i]<=40) { 
        chidn[i] = 40;
        chway[i] = step[i];
        tone[i]>=3? tone[i] = 1:tone[i]++; 
      }
      col1 = hexc[Math.floor(chidn[i]/16)];
      col2 = hexc[chidn[i]%16];
      tored = "";                          
      toblue = "";
      for (j=1; j
      for (j=3; j>tone[i]; j--) toblue+="00";
      chidc[i] = "#"+tored+col1+col2+toblue; 
      td = eval("document.all.chcol"+i);     
      td.style.backgroundColor = chidc[i];   
    }
    setTimeout("chcol()",100);                  
  }
}

</script>



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<script LANGUAGE="JavaScript">

chcol(); 

</script>





 

 

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