下面代码是无缝滚动的,我想做到,点下按钮,再滚动,怎么改呢?或谁有代码,分享一下,谢谢了
<script >
var marqueeContent=new Array(); //定义一个数组,用来存放显示内容
marqueeContent[0]= ' <A href="#" onclick="reinitMarquee()" >刷新最新列表 </FONT > </A > ';
marqueeContent[1]= ' <a href=http://www.blueidea.com/updatelist.asp target=_blank >站点最新更新六十条 </a > ';
marqueeContent[2]= ' <A href=http://www.blueidea.com/tech/graph/2003/875.asp target=_blank >羽毛效果制作教程 </a > ';
marqueeContent[3]= ' <A href=http://www.blueidea.com/tech/program/2003/831.asp target=_blank >MySQL&ASP </a > ';
marqueeContent[4]= ' <A href=http://www.blueidea.com/tech/web/2003/874.asp target=_blank >初步了解CSS3 </a > ';
marqueeContent[5]= ' <A href=http://www.blueidea.com/tech/graph/2003/864.asp target=_blank >Fireworks MX 2004执行面版操作 </a > ';
marqueeContent[6]= ' <A href=http://www.blueidea.com/tech/graph/2003/872.asp target=_blank >Fireworks MX 2004等高渐变填充 </a > ';
marqueeContent[7]= ' <A href=http://www.blueidea.com/photo/gallery/2003/873.asp target=_blank >瓶子里的花 </a > ';
marqueeContent[8]= ' <A href=http://www.blueidea.com/tech/graph/2003/871.asp target=_blank >Fireworks MX 实现选项卡式效果 </a > ';
marqueeContent[9]= ' <A href=http://www.blueidea.com/photo/gallery/2003/870.asp target=_blank >情侣:黑白的爱情空气 </a > ';
marqueeContent[10]= ' <A href=http://www.blueidea.com/tech/graph/2003/866.asp target=_blank >制作 MAC 风格的苹果标志 </a > ';
marqueeContent[11]= ' <A href=http://www.blueidea.com/tech/graph/2003/868.asp target=_blank >蛋壳制作及破壳而出的人物合成 </a > '; var marqueeInterval=new Array(); //定义一些常用而且要经常用到的变量
var marqueeId=0;
var marqueeDelay=4000;
var marqueeHeight=16; //接下来的是定义一些要使用到的函数
Array.prototype.random=function() {
var a=this;
var l=a.length;
for(var i=0;i <l;i++) {
var r=Math.floor(Math.random()*(l-i));
a=a.slice(0,r).concat(a.slice(r+1)).concat(a[r]);
}
return a;
}
function initMarquee() {
marqueeContent=marqueeContent.random();
var str= ' ';
for(var i=0;i <Math.min(3,marqueeContent.length);i++) str+=(i >0? ' ': ' ')+marqueeContent[i];
document.write( ' <div id=marqueeBox style="overflow:hidden;height: '+marqueeHeight+ 'px" onmouseover="clearInterval(marqueeInterval[0])" onmouseout="marqueeInterval[0]=setInterval(\ 'startMarquee()\ ',marqueeDelay)" > <div > '+str+ ' </div > </div > ');
marqueeId+=2;
if(marqueeContent.length >3)marqueeInterval[0]=setInterval("startMarquee()",marqueeDelay);
}
function reinitMarquee() {
js_scroll_content.src= 'scroll_content2.js ';
marqueeContent=marqueeContent.random();
var str= ' ';
for(var i=0;i <Math.min(3,marqueeContent.length);i++) str+=(i >0? ' ': ' ')+marqueeContent[i];
marqueeBox.childNodes[(marqueeBox.childNodes.length==1?0:1)].innerHTML=str;
marqueeId=2;
}
function startMarquee() {
var str= ' ';
for(var i=0;(i <3)&&(marqueeId+i <marqueeContent.length);i++) {
str+=(i >0? ' ': ' ')+marqueeContent[marqueeId+i];
}
marqueeId+=3;
if(marqueeId >marqueeContent.length)marqueeId=0; if(marqueeBox.childNodes.length==1) {
var nextLine=document.createElement( 'DIV ');
nextLine.innerHTML=str;
marqueeBox.appendChild(nextLine);
}
else {
marqueeBox.childNodes[0].innerHTML=str;
marqueeBox.appendChild(marqueeBox.childNodes[0]);
marqueeBox.scrollTop=0;
}
clearInterval(marqueeInterval[1]);
marqueeInterval[1]=setInterval("scrollMarquee()",20);
}
function scrollMarquee() {
marqueeBox.scrollTop++;
if(marqueeBox.scrollTop%marqueeHeight==(marqueeHeight-1)){
clearInterval(marqueeInterval[1]);
}
}
initMarquee();
</script >
<script >
var marqueeContent=new Array(); //定义一个数组,用来存放显示内容
marqueeContent[0]= ' <A href="#" onclick="reinitMarquee()" >刷新最新列表 </FONT > </A > ';
marqueeContent[1]= ' <a href=http://www.blueidea.com/updatelist.asp target=_blank >站点最新更新六十条 </a > ';
marqueeContent[2]= ' <A href=http://www.blueidea.com/tech/graph/2003/875.asp target=_blank >羽毛效果制作教程 </a > ';
marqueeContent[3]= ' <A href=http://www.blueidea.com/tech/program/2003/831.asp target=_blank >MySQL&ASP </a > ';
marqueeContent[4]= ' <A href=http://www.blueidea.com/tech/web/2003/874.asp target=_blank >初步了解CSS3 </a > ';
marqueeContent[5]= ' <A href=http://www.blueidea.com/tech/graph/2003/864.asp target=_blank >Fireworks MX 2004执行面版操作 </a > ';
marqueeContent[6]= ' <A href=http://www.blueidea.com/tech/graph/2003/872.asp target=_blank >Fireworks MX 2004等高渐变填充 </a > ';
marqueeContent[7]= ' <A href=http://www.blueidea.com/photo/gallery/2003/873.asp target=_blank >瓶子里的花 </a > ';
marqueeContent[8]= ' <A href=http://www.blueidea.com/tech/graph/2003/871.asp target=_blank >Fireworks MX 实现选项卡式效果 </a > ';
marqueeContent[9]= ' <A href=http://www.blueidea.com/photo/gallery/2003/870.asp target=_blank >情侣:黑白的爱情空气 </a > ';
marqueeContent[10]= ' <A href=http://www.blueidea.com/tech/graph/2003/866.asp target=_blank >制作 MAC 风格的苹果标志 </a > ';
marqueeContent[11]= ' <A href=http://www.blueidea.com/tech/graph/2003/868.asp target=_blank >蛋壳制作及破壳而出的人物合成 </a > '; var marqueeInterval=new Array(); //定义一些常用而且要经常用到的变量
var marqueeId=0;
var marqueeDelay=4000;
var marqueeHeight=16; //接下来的是定义一些要使用到的函数
Array.prototype.random=function() {
var a=this;
var l=a.length;
for(var i=0;i <l;i++) {
var r=Math.floor(Math.random()*(l-i));
a=a.slice(0,r).concat(a.slice(r+1)).concat(a[r]);
}
return a;
}
function initMarquee() {
marqueeContent=marqueeContent.random();
var str= ' ';
for(var i=0;i <Math.min(3,marqueeContent.length);i++) str+=(i >0? ' ': ' ')+marqueeContent[i];
document.write( ' <div id=marqueeBox style="overflow:hidden;height: '+marqueeHeight+ 'px" onmouseover="clearInterval(marqueeInterval[0])" onmouseout="marqueeInterval[0]=setInterval(\ 'startMarquee()\ ',marqueeDelay)" > <div > '+str+ ' </div > </div > ');
marqueeId+=2;
if(marqueeContent.length >3)marqueeInterval[0]=setInterval("startMarquee()",marqueeDelay);
}
function reinitMarquee() {
js_scroll_content.src= 'scroll_content2.js ';
marqueeContent=marqueeContent.random();
var str= ' ';
for(var i=0;i <Math.min(3,marqueeContent.length);i++) str+=(i >0? ' ': ' ')+marqueeContent[i];
marqueeBox.childNodes[(marqueeBox.childNodes.length==1?0:1)].innerHTML=str;
marqueeId=2;
}
function startMarquee() {
var str= ' ';
for(var i=0;(i <3)&&(marqueeId+i <marqueeContent.length);i++) {
str+=(i >0? ' ': ' ')+marqueeContent[marqueeId+i];
}
marqueeId+=3;
if(marqueeId >marqueeContent.length)marqueeId=0; if(marqueeBox.childNodes.length==1) {
var nextLine=document.createElement( 'DIV ');
nextLine.innerHTML=str;
marqueeBox.appendChild(nextLine);
}
else {
marqueeBox.childNodes[0].innerHTML=str;
marqueeBox.appendChild(marqueeBox.childNodes[0]);
marqueeBox.scrollTop=0;
}
clearInterval(marqueeInterval[1]);
marqueeInterval[1]=setInterval("scrollMarquee()",20);
}
function scrollMarquee() {
marqueeBox.scrollTop++;
if(marqueeBox.scrollTop%marqueeHeight==(marqueeHeight-1)){
clearInterval(marqueeInterval[1]);
}
}
initMarquee();
</script >
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