var maps = new LTMaps( map_id );

var control = new LTStandMapControl(); 

maps.addControl(control);

maps.handleMouseScroll(false);



if(p1 != '' && p2 != '') {

	p1 = p1 * 100000;

	p2 = p2 * 100000;

	var point = new LTPoint (p1, p2);

	maps.cityNameAndZoom ( point , view_level );



	if(show > 0) {

		var marker = new LTMarker( point );

		maps.addOverLay ( marker );



		var maptxt = new LTMapText( point );

		maptxt.setLabel ( title );

		maps.addOverLay ( maptxt );

	}



} else {

	maps.cityNameAndZoom( cityname , view_level );

}



var mkctrl = new LTMarkControl();

mkctrl.setVisible ( false );

maps.addControl ( mkctrl );



LTEvent.addListener( mkctrl , "mouseup" , getPoi );



var np1 = np2 = '';



function markmap() {

	//移除坐标

	maps.clearOverLays();

	mkctrl.btnClick();

}



function getPoi() {

    var poi = mkctrl.getMarkControlPoint();

    document.getElementById('point1').value = poi.getLongitude() / 100000;

    document.getElementById('point2').value = poi.getLatitude() / 100000;

}