jQuery + google maps + Elevation

playing with google maps v3 events, jQuery, icons from http://google-maps-icons.googlecode.com

HTML

<script src="http://maps.google.com/maps/api/js?sensor=false&amp;.js"></script>
<div id="map"></div>

CSS

#map{
    width: 450px;
    height: 400px;
}

JavaScript

var map;
var elevator;
var myOptions = {
    zoom: 9,
    center: new google.maps.LatLng(55,1),
    mapTypeId: 'terrain'
};
map = new google.maps.Map($('#map')[0], myOptions);

var wkt="POLYGON((0.63457354488808404 52.086282988226522),(0.61934810459689493 52.076569891214398),(0.60548883721260649 52.080227893545604),(0.5630927607459435 52.070828037018131),(0.54273013420836103 52.057920137839766),(0.53004524413720278 52.059437807808173),(0.50048812118117714 52.053846473293483),(0.49024643899162529 52.067079624622821),(0.46666685865777474 52.078455859212276),(0.45362259374609232 52.068147285900324),(0.44609884068462236 52.072117573924189),(0.40463826207007847 52.065502379567832),(0.3796128277679448 52.049562713838867),(0.38969537131867504 52.036466593473754),(0.36383566856702937 52.04361957408647),(0.34385692668134105 52.051013347074665),(0.32194804858262394 52.074301868631302),(0.27622896046723278 52.092638302723728),(0.25201025699552865 52.077093425059786),(0.23520800212410292 52.089000049520315),(0.20345939875926058 52.092674154519436),(0.18578742457986341 52.073899794125445),(0.18992207047045906 52.060201395444331),(0.16757027652890305 52.05499981064893),(0.16639614194383737 52.048190780208827),(0.15111695382432425 52.052851801130004),(0.12813519826209019 52.047322570801455),(0.1190775144082237 52.059962586776209),(0.1057362119878494 52.060261106239906),(0.079062556812670923 52.007722040586401),(0.068127418859962735 52.005788738264584),(0.069061011409334197 51.984042560888398),(0.096460611122024545 51.984325968221384),(0.11473620063316757 51.955835726495067),(0.11801296770201561 51.948067628058709),(0.12476144666787363 51.88458553011089),(0.1571061870344648 51.890085625281742),(0.17934898248509165 51.895554075814474),(0.18390130730237317 51.893367170632509),(0.17670729163821491 51.881584516263722),(0.1955942784057231 51.868086318732928),(0.17046768798172077 51.86162214285595),(0.17339842448496759 51.849769787413145),(0.16316610511783933...