本文实例讲述了javascript实现的右下角弹窗的方法。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=gb2312" /> <title>右下角的弹窗</title> <style type="text/css"> body { background:#333333;} #winpop { width:200px; height:0px; position:absolute; right:0; bottom:0; border:1px solid #999999; margin:0; padding:1px; overflow:hidden; display:none; background:#FFFFFF } #winpop .title { width:100%; height:20px; line-height:20px; background:#FFCC00; font-weight:bold; text-align:center; font-size:12px; } #winpop .con { width:100%; height:80px; line-height:80px; font-weight:bold; font-size:12px; color:#FF0000; text-decoration:underline; text-align:center } #silu { font-size:13px; color:#999999; position:absolute; right:0; text-align:right; text-decoration:underline; line-height:22px; } .close { position:absolute; right:4px; top:-1px; color:#FFFFFF; cursor:pointer } </style> <script type="text/javascript"> function tips_pop(){ var MsgPop=document.getElementById("winpop"); var popH=parseInt(MsgPop.style.height); if (popH==0){ MsgPop.style.display="block"; show=setInterval("changeH('up')",2); } else { hide=setInterval("changeH('down')",2); } } function changeH(str) { var MsgPop=document.getElementById("winpop"); var popH=parseInt(MsgPop.style.height); if(str=="up"){ if (popH<=100){ MsgPop.style.height=(popH+4).toString()+"px"; } else{ clearInterval(show); } } if(str=="down"){ if (popH>=4){ MsgPop.style.height=(popH-4).toString()+"px"; } else{ clearInterval(hide); MsgPop.style.display="none"; } } } window.onload=function(){ document.getElementById('winpop').style.height='0px'; setTimeout("tips_pop()",800); } </script> </head> <body> 内容展示内容展示内容展示内容展示内容展示 内容展示内容展示内容展示内容展示内容展示 内容展示内容展示内容展示内容展示内容展示 <hr> <div id="silu"> <button>测试按钮</button> </div> <div id="winpop"> <div>您有新的消息 <span>X</span></div> <div>未读信息(1)</div> </div> <div>http://www.jb51.net/</div> </body> </html>
希望本文所述对大家的javascript程序设计有所帮助。