if (ref_points == undefined) var ref_points = new Array();

if (image_loop == undefined) var image_loop = true;

var debug_mode = false;

var canvas;

function insert_drawn_point(lat, lon, alt) {

    var rt = 6371;  // Rayon de la terre

    var alt2 = alt;

    var lat2 = lat*Math.PI/180;

    var lon2 = lon*Math.PI/180;

    var sel_pt = document.getElementById('sel_point');

    var do_insert = document.getElementById('do-insert');

    var do_delete = document.getElementById('do-delete');

    var pos_x = nmodulo(last.x + e.pageX - canvas_pos.x - canvas.width/2, zm.im.width);

    var pos_y = last.y + e.pageY - canvas_pos.y - canvas.height/2;

    for(var i = 0; i < zm.pt_list.length; i++) {

    }

    do_delete.onclick = function() {delete_ref_point(insrt)};

    do_insert.onclick = function() {insert_ref_point(insrt, e.pageX-canvas_pos.x, e.pageY-canvas_pos.y)};

    return false;

}

}

window.onload = function() {	

    localisation = document.getElementById("locadraw");

    adding = document.getElementById("adding");

    canvas = document.getElementById("mon-canvas");