<Html>
<Head>
<title>能用鼠标拖放的图片</title>
</Head>
<Body bgColor="#ffffff" onload="init()">
<SCRIPT language=JavaScript>
drag = 0
move = 0
function init() {
window.document.onmousemove = mouseMove
window.document.onmousedown = mouseDown
window.document.onmouseup = mouseUp
window.document.ondragstart = mouseStop
}
function mouseDown() {
if (drag) {
clickleft = window.event.x - parseInt(dragObj.style.left)
clicktop = window.event.y - parseInt(dragObj.style.top)
dragObj.style.zIndex += 1
move = 1
}
}
function mouseStop() {
window.event.returnValue = false
}
function mouseMove() {
if (move) {
dragObj.style.left = window.event.x - clickleft
dragObj.style.top = window.event.y - clicktop
}
}
function mouseUp() {
move = 0
}
</SCRIPT>
<DIV onmouseout=drag=0 onmouseover="dragObj=this; drag=1;"
></div>
<DIV onmouseout=drag=0 onmouseover="dragObj=this; drag=1;"
></div>
<DIV onmouseout=drag=0 onmouseover="dragObj=this; drag=1;"
></div>
</Body>
</Html>当我们 加载图片在div上面的时候 作用就好看见了

有一定使用意义
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