1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title></title> 6 <style> 7 #div1{width: 300px; height: 300px;background-color:red;display: none;} 8 </style> 9 <script src="move2.js"></script> 10 <script> 11 window.onload=function(){ 12 var oDiv=document.getElementById('div1'); 13 var oBtn=document.getElementById('btn1'); 14 15 oBtn.onclick=function(ev){ 16 var oEvent=ev||event; 17 oDiv.style.display='block'; 18 19 oEvent.cancelBubble=true; //取消冒泡 20 } 21 22 document.onclick=function(){ 23 oDiv.style.display='none'; 24 } 25 } 26 </script> 27 </head> 28 <body> 29 <input id="btn1" type="button" value="显示"> 30 <div id="div1"> 31 </div> 32 </body> 33 </html>