/* x_drag.js compiled from X 4.0 with XC 0.27b. Distributed by GNU LGPL. For copyrights, license, documentation and more visit Cross-Browser.com */
function xDisableDrag(id, last)
{
	if (!window._xDrgMgr) return;
	var ele = xGetElementById(id);
	ele.xDraggable = false;
	ele.xODS = null;
	ele.xOD = null;
	ele.xODE = null;
	xRemoveEventListener(ele, 'mousedown', _xOMD, false);
	if (_xDrgMgr.mm && last) {_xDrgMgr.mm = false;xRemoveEventListener(document, 'mousemove', _xOMM, false);}
}
var _xDrgMgr = {ele:null, mm:false};
function xEnableDrag(id,fS,fD,fE)
{
	var ele = xGetElementById(id);
	ele.xDraggable = true;
	ele.xODS = fS;
	ele.xOD = fD;
	ele.xODE = fE;
	xAddEventListener(ele, 'mousedown', _xOMD, false);
	if (!_xDrgMgr.mm) {_xDrgMgr.mm = true;xAddEventListener(document, 'mousemove', _xOMM, false);}
}
function _xOMD(e) {var evt = new xEvent(e);var ele = evt.target;while(ele && !ele.xDraggable) {ele = xParent(ele);}if (ele) {xPreventDefault(e);ele.xDPX = evt.pageX;ele.xDPY = evt.pageY;_xDrgMgr.ele = ele;xAddEventListener(document, 'mouseup', _xOMU, false);if (ele.xODS) {ele.xODS(ele, evt.pageX, evt.pageY);}}}
function _xOMM(e) {var evt = new xEvent(e);if (_xDrgMgr.ele) {xPreventDefault(e);var ele = _xDrgMgr.ele;var dx = evt.pageX - ele.xDPX;var dy = evt.pageY - ele.xDPY;ele.xDPX = evt.pageX;ele.xDPY = evt.pageY;if (ele.xOD) {ele.xOD(ele, dx, dy);}else {xMoveTo(ele, xLeft(ele) + dx, xTop(ele) + dy);}}  }
function _xOMU(e) {if (_xDrgMgr.ele) {xPreventDefault(e);xRemoveEventListener(document, 'mouseup', _xOMU, false);if (_xDrgMgr.ele.xODE) {var evt = new xEvent(e);_xDrgMgr.ele.xODE(_xDrgMgr.ele, evt.pageX, evt.pageY);}_xDrgMgr.ele = null;}  }