var bilder;
var i;

i=1;
bilder = new Array ("url(_img/bg/bg18.jpg)", "url(_img/bg/bg17.jpg)", "url(_img/bg/bg16.jpg)", "url(_img/bg/bg15.jpg)", "url(_img/bg/bg14.jpg)", "url(_img/bg/bg13.jpg)","url(_img/bg/bg12.jpg)","url(_img/bg/bg11.jpg)","url(_img/bg/bg10.jpg)","url(_img/bg/bg09.jpg)", "url(_img/bg/bg08.jpg)", "url(_img/bg/bg07.jpg)", "url(_img/bg/bg06.jpg)", "url(_img/bg/bg00.jpg)", "url(_img/bg/bg01.jpg)", "url(_img/bg/bg02.jpg)", "url(_img/bg/bg03.jpg)", "url(_img/bg/bg04.jpg)", "url(_img/bg/bg05.jpg)");



function bchange() {


document.getElementById('bgimage').style.backgroundImage = bilder[i];
document.getElementById('bgimage').style.backgroundColor = "#FFFFFF";
i++

if (i==bilder.length) {


i=0;
}


}