侧边栏呼出功能能否设置在页面特定位置悬浮显示？
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本文共计332个文字，预计阅读时间需要2分钟。
zzzz* { margin: 0; padding: 0;}body { height: 2000px;}
<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>zzzz</title> <style> *{ margin: 0; padding: 0; } body{ height: 2000px; } #box{ position: absolute; width: 140px; height: 150px; left: -140px; background-color: greenyellow; bottom:0; } #box2{ position: absolute; width: 30px; height: 60px; text-align: center; right: -30px; top: 45px; padding-top: 6px; border-bottom-right-radius: 6px; border-top-right-radius: 6px; background-color: deepskyblue; color:white; } </style> <script type="text/javascript"> window.onload=function(){ var ob=document.getElementById("box"); var ob2=document.getElementById("box2"); ob.onmouseover=function(){ startMove(0); } ob.onmouseout=function(){ startMove(-140) } } window.onscroll=function(){ var ob=document.getElementById("box"); var scrolltop=document.documentElement.scrollTop||document.body.scrollTop; startMove2(parseInt((document.documentElement.clientHeight||document.body.clientHeight-ob.offsetHeight)/2+scrolltop-90)); } var timer2=null; var speed2=0; function startMove2(target){ var ob=document.getElementById("box"); clearInterval(timer2); //清除定时器，确保每次只有唯一定时器运行 timer2=setInterval(function(){ var dis=target-ob.offsetTop; if(dis>0){ speed2=Math.ceil(dis/3); } else if(dis<0){ speed2=Math.floor(dis/3) } else{ clearInterval(timer2); } ob.style.top=ob.offsetTop+speed2+'px'; },30); } var timer=null; var speed=0; function startMove(target){ var ob=document.getElementById("box"); clearInterval(timer); //清除定时器，确保每次只有唯一定时器运行 timer=setInterval(function(){ var dis=target-ob.offsetLeft; if(dis>0){ speed=Math.ceil(dis/5); } else if(dis<0){ speed=Math.floor(dis/5) } else{ clearInterval(timer); } ob.style.left=ob.offsetLeft+speed+'px'; },30); } </script> </head> <body> <div id="box"> <div id="box2">分享到</div> </div> </body> </html>
本文共计332个文字，预计阅读时间需要2分钟。
zzzz* { margin: 0; padding: 0;}body { height: 2000px;}
<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>zzzz</title> <style> *{ margin: 0; padding: 0; } body{ height: 2000px; } #box{ position: absolute; width: 140px; height: 150px; left: -140px; background-color: greenyellow; bottom:0; } #box2{ position: absolute; width: 30px; height: 60px; text-align: center; right: -30px; top: 45px; padding-top: 6px; border-bottom-right-radius: 6px; border-top-right-radius: 6px; background-color: deepskyblue; color:white; } </style> <script type="text/javascript"> window.onload=function(){ var ob=document.getElementById("box"); var ob2=document.getElementById("box2"); ob.onmouseover=function(){ startMove(0); } ob.onmouseout=function(){ startMove(-140) } } window.onscroll=function(){ var ob=document.getElementById("box"); var scrolltop=document.documentElement.scrollTop||document.body.scrollTop; startMove2(parseInt((document.documentElement.clientHeight||document.body.clientHeight-ob.offsetHeight)/2+scrolltop-90)); } var timer2=null; var speed2=0; function startMove2(target){ var ob=document.getElementById("box"); clearInterval(timer2); //清除定时器，确保每次只有唯一定时器运行 timer2=setInterval(function(){ var dis=target-ob.offsetTop; if(dis>0){ speed2=Math.ceil(dis/3); } else if(dis<0){ speed2=Math.floor(dis/3) } else{ clearInterval(timer2); } ob.style.top=ob.offsetTop+speed2+'px'; },30); } var timer=null; var speed=0; function startMove(target){ var ob=document.getElementById("box"); clearInterval(timer); //清除定时器，确保每次只有唯一定时器运行 timer=setInterval(function(){ var dis=target-ob.offsetLeft; if(dis>0){ speed=Math.ceil(dis/5); } else if(dis<0){ speed=Math.floor(dis/5) } else{ clearInterval(timer); } ob.style.left=ob.offsetLeft+speed+'px'; },30); } </script> </head> <body> <div id="box"> <div id="box2">分享到</div> </div> </body> </html>