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1<script language="javascript">
2<!--
3var intRGB=2; //指定渐变类型
4var Rval="FF";
5var Gval="FF";
6var Bval="FF";
7
8
9var Color= new Array();
10Color[0] = "00";
11Color[1] = "11";
12Color[2] = "22";
13Color[3] = "33";
14Color[4] = "44";
15Color[5] = "55";
16Color[6] = "66";
17Color[7] = "77";
18Color[8] = "88";
19Color[9] = "99";
20Color[10] = "AA";
21Color[11] = "BB";
22Color[12] = "CC";
23Color[13] = "DD";
24Color[14] = "EE";
25Color[15] = "FF";
26
27
28
29var i=0;
30var intFlag=1;
31
32function setTbBackground(){
33if(i>=(Color.length-1)) intFlag=-1;
34if(i<=1) intFlag=1;
35
36var strBg="#";
37
38i+=intFlag;
39switch (intRGB){
40case 0:strBg+=Color[i] + Gval + Bval;break;
41case 1:strBg+=Rval+Color[i] + Bval;break;
42case 2:strBg+=Rval+ Gval + Color[i];break;
43}
44
45tb.bgColor=strBg;
46
47//alert(i + "==>" + strBg)
48var timer=window.setTimeout("setTbBackground()",100);
49}
50
51
52//-->
53</script>
1<body onload="setTbBackground()">
2<table border="1" cellpadding="2" cellspacing="2" id="tb" width="100%">
3<tr>
4<td>ssss</td>
5</tr>
6</table></body>