nederland = new Image(200,235);
nederland.src = "/images/nederland.gif";
friesland = new Image(200,235);
friesland.src = "/images/friesland.gif";
groningen = new Image(200,235);
groningen.src = "/images/groningen.gif";
drenthe = new Image(200,235);
drenthe.src = "/images/drenthe.gif";
overijssel = new Image(200,235);
overijssel.src = "/images/overijssel.gif";
flevoland = new Image(200,235);
flevoland.src = "/images/flevoland.gif";
gelderland = new Image(200,235);
gelderland.src = "/images/gelderland.gif";
limburg = new Image(200,235);
limburg.src = "/images/limburg.gif";
noordbrabant = new Image(200,235);
noordbrabant.src = "/images/noord-brabant.gif";
utrecht = new Image(200,235);
utrecht.src = "/images/utrecht.gif";
noordholland = new Image(200,235);
noordholland.src = "/images/noord-holland.gif";
zuidholland = new Image(200,235);
zuidholland.src = "/images/zuid-holland.gif";
zeeland = new Image(200,235);
zeeland.src = "/images/zeeland.gif";

function flip(provincie) {
    if (provincie == 'nederland') {
        document.map.src = nederland.src; return true;
    } else if (provincie == 'friesland') {
        document.map.src = friesland.src; return true;
    } else if (provincie == 'groningen') {
        document.map.src = groningen.src; return true;
    } else if (provincie == 'drenthe') {
        document.map.src = drenthe.src; return true;
    } else if (provincie == 'overijssel') {
        document.map.src = overijssel.src; return true;
    } else if (provincie == 'flevoland') {
        document.map.src = flevoland.src; return true;
    } else if (provincie == 'gelderland') {
        document.map.src = gelderland.src; return true;
    } else if (provincie == 'limburg') {
        document.map.src = limburg.src; return true;
    } else if (provincie == 'noord-brabant') {
        document.map.src = noordbrabant.src; return true;
    } else if (provincie == 'utrecht') {
        document.map.src = utrecht.src; return true;
    } else if (provincie == 'noord-holland') {
        document.map.src = noordholland.src; return true;
    } else if (provincie == 'zuid-holland') {
        document.map.src = zuidholland.src; return true;
    } else if (provincie == 'zeeland') {
        document.map.src = zeeland.src; return true;
    }
}