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js文本滚动播出

2014 年 11 月 5 日 没有评论 
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<style>
   #scroll {width:280px;height:88px;font-size:12px;
            line-height:22px;overflow:hidden};
</style>
<ul>
    <div id="scroll" onmouseover="iScrollAmount=0" onmouseout="iScrollAmount=1" >
        <li>1111</li>
        <li>2222</li>
        <li>3333</li>
        <li>4444</li>
        <li>5555</li>
        <li>6666</li>
        <li>7777</li>
        <li>8888</li>
        <li>9999</li>
        <li>2121</li>
        <li>1212</li>
        <li>1313</li>
	</div>
</ul>
<script>
    var oMarquee = document.getElementById("scroll"); //滚动对象
    var iLineHeight = 440; //单行高度，像素
    var iLineCount = 12; //实际行数
    var iScrollAmount = 1; //每次滚动高度，像素
    function run() {
        oMarquee.scrollTop += iScrollAmount;
        if ( oMarquee.scrollTop == iLineCount * iLineHeight ) {
            oMarquee.scrollTop = 0;
        }
        if ( oMarquee.scrollTop % iLineHeight == 0 ) {
            oMarquee.scrollTop = 0;
        }
        window.setTimeout( "run()", 50 );
    }
    oMarquee.innerHTML += oMarquee.innerHTML;
    window.setTimeout( "run()", 2000 );
</script>

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