custom.js
... ...
@@ -29,7 +29,7 @@ window.onload = function() {
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function start_drag() {
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img_ele = this;
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x_img_ele = window.event.clientX - document.getElementById('drag-img').offsetLeft;
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- y_img_ele = window.event.clientY - document.getElementById('drag-img').offsetTop + window.pageYOffset;
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+ y_img_ele = window.event.clientY - document.getElementById('drag-img').offsetTop;
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}
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function stop_drag() {