大中小字体 双击滚屏功能

<SCRIPT language=javascript>
function ContentSize(size)
{
 var obj=document.all.ContentBody;
 obj.style.fontSize=size+"px";
}
</SCRIPT>

 

【<A
            href="javascript:ContentSize(16)">大</A> <A
            href="javascript:ContentSize(14)">中</A> <A
            href="javascript:ContentSize(12)">小</A>】【收藏此页】<SCRIPT language=JavaScript>var currentpos,timer;function initializeScroll() { timer=setInterval(‘scrollwindow()‘,80);} function scrollclear(){clearInterval(timer);}function scrollwindow() {currentpos=document.body.scrollTop;window.scroll(0,++currentpos);if (currentpos != document.body.scrollTop) sc();}document.onmousedown=scrollclear;document.ondblclick=initializeScroll;</SCRIPT>【双击滚屏】