一、html代码如下:
<div class="timer" id="timer"> <span style="color: black;">广告剩余:</span><span class="clock" style="color: red;">60</span><span style="color: black">秒</span> </div>
二、javascript代码如下:
<script type="text/javascript"> var t = 60; var time = document.getelementsbyclassname("clock")[0]; function time() { t--; time.innerhtml = t; if(t <= 0) { //隐藏该div document.getelementbyid("timer").style.display = "none"; clearinterval(inter); } } var inter = setinterval("time()", 1000); </script>
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offset、client、scroll (width,height、left,top、X,Y)
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