function banenmarkt()
{
//1
var ranNum= Math.round(Math.random() * 1);
if (ranNum == 0){document.write('<div id="box"  style="width:950px; height:102px; background: url(http://www.banenmarktschiphol.nl/img/bg-box.png) 0 0 no-repeat; position:relative;">'); } // 1
if (ranNum == 1){document.write('<div id="box" style="width:950px; height:102px; background: url(http://www.banenmarktschiphol.nl/img/Schiphol.gif) 0 0 no-repeat; position:relative;">'); } // 2
}