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<div id="area" style="position: relative; width: 400px; height: 300px; border: 1px solid #bbb;">
<img src="templates/images/white.gif" style="width: 400px; height: 300px;"/>
<img id="target" src="templates/images/target.jpeg" style="position: absolute; left: 0px; top: 0px;"/>
</div>
<script type="text/javascript">
function moveToHere(event, easing) {
var area = $("#area");
var target = $("#target");
var offset = area.offset();
var max = [area.width() - target.width(), area.height() - target.height()];
var scroll = [document.documentElement.scrollLeft || document.body.scrollLeft,
document.documentElement.scrollTop || document.body.scrollTop];
target.animate({left: Math.max(0, Math.min((event.clientX + scroll[0]) -
offset.left - (target.width() / 2), max[0])),
top: Math.max(0, Math.min((event.clientY + scroll[1]) -
offset.top - (target.height() / 2), max[1]))},
2000, easing);
}
</script>
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