js は画像のマウスドラッグを実装し、IE/FF Firefox/Google_javascript スキルなどの主流ブラウザと互換性があります。

< ;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);}
}
functionrag(e){
var e = e | | window.event;
var 要素 = e.target;
else e.returnvalue=false; true;
var relLeft = e.clientX - parseInt(element.style.left);
var relTop = e.clientY - parseInt(element.style.top); { isDrag = false; }
document.onmousemove = function(e_move){
var e_move = e_move ||
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);