30.htm

来自「介绍了javascript的常用的函数」· HTM 代码 · 共 32 行

HTM
32
字号
<html>
<head>
<title>升降文字</title>
<script language="javascript">
<!--
	i = 0;
	top1 = 0;
	top2 = 100;
	left = 100;
	control = true;
	function moveText(){ 
		txt.style.left = left;
		txt.style.top = i;
		if(control && top2 > i){
			i+=2;
		}else{
			control = false;
		}
		if(!control && i > top1){
			i-=2;
		}else{
			control = true;
		} 
		setTimeout("moveText()",1);
	}
//-->
</script>
</head>
<body onLoad="moveText()">
<div id="txt" style="position:absolute;width=98">升降文字</div>
</body>
</html>

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