// We define the function first
function ElevationButtonControl() {
}
// To "subclass" the GControl, we set the prototype object to
// an instance of the GControl object
ElevationButtonControl.prototype = new GControl();
// Creates a one DIV for each of the buttons and places them in a divContainer
// DIV which is returned as our control element. We add the control to
// to the map divContainer and return the element for the map class to
// position properly.
ElevationButtonControl.prototype.initialize = function(map) {
var divButtonBackground = document.createElement("div");
divButtonBackground.id = "elevation_button_control";
// ================================
// Build HTML
// ================================
var htmlButtons = "";
var strElevationLink = strURL + '/view_route?r=' + route_key + '&show_elevation_panel=1&rs=' + escape(document.referer);
htmlButtons = " ";
if (intWindowWidth > 500) {
htmlButtons = "
";
htmlButtons += "
";
htmlButtons += "