获取鼠标坐标，并且根据鼠标所在div弹出不同内容：
<!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> <head> <title>鼠标的距离</title> <script type="text/javascript"> var mouseX; var mouseY; function show(event) { var infoDiv = document.getElementById('infoDiv'); mouseOver(event); document.getElementById("a").innerHTML = mouseX+" "+mouseY ; infoDiv.style.display = "block"; //infoDiv.innerHTML = mouseX+" "+mouseY; infoDiv.style.left = mouseX + 10 + "px"; infoDiv.style.top = mouseY + 10 + "px"; } function hide() { var infoDiv = document.getElementById('infoDiv').style.display = "none";; } function mouseOver(obj) { e = obj || window.event; // 此处记录鼠标停留在组建上的时候的位置, 可以自己通过加减常量来控制离鼠标的距离. mouseX = e.layerX|| e.offsetX; mouseY = e.layerY|| e.offsetY; if(e.target.id == "aaa") { infoDiv.innerHTML = "aaa"; } else if(e.target.id == "bbb") { infoDiv.innerHTML = "bbb"; } else if(e.target.id == "ccc") { infoDiv.innerHTML = "ccc"; } else if(e.target.id == "ddd") { infoDiv.innerHTML = "ddd"; }else{ infoDiv.innerHTML = "eee"; } } </script> </head> <body> <div onmousemove="show(event);" onmouseout="hide();" style="margin:150px ; background:#ff0; height:300px; 300px; position:relative; ">鼠标相对于触发事件元素的位置<strong id="a"></strong> <div id="aaa">aaa</div> <div id="bbb">bbb</div> <div id="ccc">ccc</div> <div id="ddd">ddd</div> <div id="infoDiv" style="display: none; position: absolute; 100px; height: 100px; background-color: #F1F19B;"></div> </div> </body> </html>