在页面上实现无缝滚动
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<HTML xmlns="http://www.w3.org/1999/xhtml">
<HEAD>
<TITLE>分别用marquee和div+js实现首尾相连循环滚动效果</TITLE>
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用marquee实现首尾相连循环滚动效果（仅IE）：<br /><br />
<MARQUEE behavior="scroll" contenteditable="true" onstart="this.firstChild.innerHTML+=this.firstChild.innerHTML;"scrollamount="3"width="100"><SPAN unselectable="on">这里是要滚动的内容</SPAN></MARQUEE>
<br /><br />用DIV+javascript实现首尾相连循环滚动效果（兼容firefox）：<br /><br />
<DIV id="scrollobj" style="white-space:nowrap;overflow:hidden;width:500px;">
<img src="../../Content/gundong/1.jpg"width="385px"height="500px"/>
</DIV>
<script language="javascript" type="text/javascript">
function scroll(obj) {
var tmp = (obj.scrollLeft)++;
//当滚动条到达右边顶端时
if (obj.scrollLeft == tmp) obj.innerHTML +=obj.innerHTML;
//当滚动条滚动了初始内容的宽度时滚动条回到最左端
if (obj.scrollLeft >= obj.firstChild.offsetWidth)obj.scrollLeft = 0;
}
setInterval("scroll(document.getElementById('scrollobj'))",20);
</script>
</BODY>
</HTML>
</asp:Content>
