29.htm

来自「介绍了javascript的常用的函数」· HTM 代码 · 共 31 行

HTM
31
字号
<html>
<head>
<title>文字来回反弹</title>
<script language="javascript">
<!--
	i=0;
	control = true;
	function moveText(){ 
		screenWidth = parseInt(document.body.clientWidth);
		textWidth   = parseInt(txt.style.width);
		txt.style.left = i;
		if(control && screenWidth-textWidth > i){
			i+=2;
		}else{
			control = false;
		}
		if(!control && i > 0){
			i-=2;
		}else{
			control = true;
		} 
		setTimeout("moveText()",1);
	}

//-->
</script>
</head>
<body onLoad="moveText()">
<div id="txt" style="position:absolute;width=98">文字来回反弹</div>
</body>
</html>

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