<script language="javascript" type="text/javascript"> var isDrag = false; function isIE(){ if(navigator.userAgent.indexOf("MSIE")>0){return true;} else{return false;} } function addListener(element,e,fn){ if(isIE()){element.attachEvent("on" + e,fn);} else{element.addEventListener(e,fn,false);} } function drag(e){ var e = e || window.event; var element = e.srcElement || e.target; if(e.preventDefault)e.preventDefault(); else e.returnvalue=false; isDrag = true; var relLeft = e.clientX - parseInt(element.style.left); var relTop = e.clientY - parseInt(element.style.top); element.onmouseup = function(){ isDrag = false; } document.onmousemove = function(e_move){ var e_move = e_move || window.event; if(isDrag){ element.style.left=e_move.clientX - relLeft + "px"; element.style.top=e_move.clientY - relTop + "px"; return false; } } } window.onload = function() { var element = document.getElementById("elimg"); var element2 = document.getElementById("eldiv"); addListener(element,"mousedown",drag); addListener(element2,"mousedown",drag); } </script> <div id="eldiv" style="width:140px;height:100px;background:#EEE;position:absolute;left:117px;top:124px"></div> <img id="elimg" style="left:609px;top:113px;position:absolute" src="http://www.cnit618.com/template/images/logo.gif" />