本文实例讲述了JS实现简单的右下角弹出提示窗口效果。分享给大家供大家参考，具体如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>aa</title> <style type="text/css"> * { margin: 0px; padding: 0px; } html, body { height: 100%; } body { font-size: 14px; line-height: 24px; } #tip { position: absolute; right: 0px; bottom: 0px; height: 0px; width: 180px; border: 1px solid #CCCCCC; background-color: #eeeeee; padding: 1px; overflow: hidden; display: none; font-size: 12px; z-index: 10; } #tip p { padding: 6px; } #tip h1 { font-size: 14px; height: 25px; line-height: 25px; background-color: #0066CC; color: #FFFFFF; padding: 0px 3px 0px 3px; filter: Alpha(Opacity = 100); } #tip h1 a, #detail h1 a { float: right; text-decoration: none; color: #FFFFFF; } </style> <script type="text/javascript"> window.onload = function(){ var divTip = document.createElement("div"); divTip.id = "tip"; divTip.innerHTML = "<h1><a href='javascript:void(0)' onclick='start()'>关闭</a>title</h1><p><a href='javascript:void(0)' onclick='showwin()'>content</a></p>"; divTip.style.height = '0px'; divTip.style.bottom = '0px'; divTip.style.position = 'fixed'; document.body.appendChild(divTip); } var handle; function start(count){ var obj = document.getElementById("tip"); if (parseInt(obj.style.height) == 0) { obj.style.display = "block"; handle = setInterval("changeH('up')", 20); } else { handle = setInterval("changeH('down')", 20) } } function changeH(str){ var obj = document.all "tip"] : document.getElementById("tip"); //docuemnt.all ?????? if (str == "up") { if (parseInt(obj.style.height) > 100) clearInterval(handle); else obj.style.height = (parseInt(obj.style.height) + 8).toString() + "px"; } if (str == "down") { if (parseInt(obj.style.height) < 8) { clearInterval(handle); obj.style.display = "none"; } else obj.style.height = (parseInt(obj.style.height) - 8).toString() + "px"; } } function showwin(){ //document.getElementsByTagName("html")[0].style.overflow = "hidden"; start(); } </script> </head> <body> <a href="#">click</a> </body> </html>
希望本文所述对大家JavaScript程序设计有所帮助。
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