javascript 模拟Marquee文字向左均匀滚动代码

可以实现匀速、无缝、加链接以及其它的修饰效果，本代码就是实现了这一功能，让文字从右至右平滑滚动，滚动宽度、高度、速度均可以设定。
</p> <p><title>js文字<a href="https://kunjuke.com/tag/108855/" title="向左" target="_blank">向左</a>运动</title> </p> <p>var marqueewidth=350<br /> var marqueeheight=22<br /> var speed=5<br /> var marqueecontents='<strong><big>欢迎光临 网页特效栏目，精品特效全收罗！</big></strong></font>'<br /> if (document.all)<br /> document.write(''+marqueecontents+'')<br /> function regenerate(){<br /> window.location.reload()<br /> }<br /> function regenerate2(){<br /> if (document.layers){<br /> settimeout("window.onresize=regenerate",450)<br /> intializemarquee()<br /> }<br /> }<br /> function intializemarquee(){<br /> document.cmarquee01.document.cmarquee02.document.write(''+marqueecontents+'')<br /> document.cmarquee01.document.cmarquee02.document.close()<br /> thelength=document.cmarquee01.document.cmarquee02.document.width<br /> scrollit()<br /> }<br /> function scrollit(){<br /> if (document.cmarquee01.document.cmarquee02.left>=thelength*(-1)){<br /> document.cmarquee01.document.cmarquee02.left-=speed<br /> settimeout("scrollit()",100)<br /> }<br /> else{<br /> document.cmarquee01.document.cmarquee02.left=marqueewidth<br /> scrollit()<br /> }<br /> }<br /> window.onload=regenerate2 </p> <p>
[ctrl+a 全选 注:如需引入外部js需刷新才能执行]