x = 0;
y = 0;
drag = 0;
dragObj = null;

function switchDrag(obj) {
	if (drag == 0) {
		drag = 1;
		dragObj = obj;
		dragObj.style.border = "1px dashed #333";
		dragObj.style.opacity = ".8";
		dragObj.onmousemove = move;
	} else if (drag == 1) {
		drag = 0;
		dragObj.style.border = "none";
		dragObj.style.opacity = "1";
		document.onmousemove = null;
		dragObj = null;
	}
}

function move(e) {
	if (dragObj) {
		if(!e){
			x = event.clientX + document.body.scrollLeft;
			y = event.clientY + document.body.scrollTop;
		} else {
			x = e.pageX;
			y = e.pageY;
		}
		dragObj.style.top = y - 140 + "px";
		dragObj.style.left = x - 110 + "px";

		if (x < 10) {
			dragObj.style.display = "none";
		}
	}
}