<html>
<head>
<style type="text/css">

.drag{
position:relative;
cursor:hand;
z-index: 100;
}

</style>

<script type="text/javascript">

/***********************************************
* Drag and Drop Script: (c) Dynamic Drive (http://www.dynamicdrive.com)
* Please keep this notice intact
* Visit http://www.dynamicdrive.com/ for this script and 100s more.
***********************************************/

var dragobject={
z: 0, x: 0, y: 0, offsetx : null, offsety : null, targetobj : null, dragapproved : 0,
initialize:function(){
document.onmousedown=this.drag
document.onmouseup=function(){this.dragapproved=0}
},
drag:function(e){
var evtobj=window.event? window.event : e
this.targetobj=window.event? event.srcElement : e.target
if (this.targetobj.className=="drag"){
this.dragapproved=1
if (isNaN(parseInt(this.targetobj.style.left))){this.targetobj.style.left=0}
if (isNaN(parseInt(this.targetobj.style.top))){this.targetobj.style.top=0}
this.offsetx=parseInt(this.targetobj.style.left)
this.offsety=parseInt(this.targetobj.style.top)
this.x=evtobj.clientX
this.y=evtobj.clientY
if (evtobj.preventDefault)
evtobj.preventDefault()
document.onmousemove=dragobject.moveit
}
},
moveit:function(e){
var evtobj=window.event? window.event : e
if (this.dragapproved==1){
this.targetobj.style.left=this.offsetx+evtobj.clientX-this.x+"px"
this.targetobj.style.top=this.offsety+evtobj.clientY-this.y+"px"
return false
}
}
}

dragobject.initialize()

</script>
</head>

<body>
<img src="test.gif" class="drag"><br>
<img src="test2.gif" class="drag"><br>
<b class="drag">"Hi there</b>
</body>
</html>