var delay=3000 //set delay in miliseconds
var curindex=0
var randomimages=new Array()
        randomimages[0]="images/articles/amw.gif"
        randomimages[1]="images/articles/arm.gif"
        randomimages[2]="images/articles/bewa.gif"
        randomimages[3]="images/articles/baumannmost.gif"
        randomimages[4]="images/articles/energiapro.gif"
        randomimages[5]="images/articles/hunnebeck.gif"
        randomimages[6]="images/articles/hutacynku.gif"
        randomimages[7]="images/articles/hutakonin.gif"
        randomimages[8]="images/articles/kghm.gif"
        randomimages[9]="images/articles/mesko.gif"
        randomimages[10]="images/articles/morskastocznia.gif"
        randomimages[11]="images/articles/mpk.gif"
        randomimages[12]="images/articles/nbp.gif"
        randomimages[13]="images/articles/pkpcargo.gif"
        randomimages[14]="images/articles/pkpregionalne.gif"
        randomimages[15]="images/articles/zrikd.gif"
        randomimages[16]="images/articles/agrosnova.gif"
        randomimages[17]="images/articles/arcelor.gif"
        randomimages[18]="images/articles/dinter.gif"
		randomimages[19]="images/articles/glazura.gif"
		randomimages[20]="images/articles/mccain.gif"
		randomimages[21]="images/articles/polfa.gif"
		randomimages[22]="images/articles/tradetrans.gif"
		randomimages[23]="images/articles/tramwaje.gif"
		randomimages[24]="images/articles/smurfit.gif"
		randomimages[25]="images/articles/synthos.gif"
		randomimages[26]="images/articles/vnh.gif"
		randomimages[27]="images/articles/pco.gif"
var preload=new Array()
for (n=0;n<randomimages.length;n++)
{
        preload[n]=new Image()
        preload[n].src=randomimages[n]
}
document.write('<img name="defaultimage" src="'+randomimages[Math.floor(Math.random()*(randomimages.length))]+'">')
function rotateimage()
{
if (curindex==(tempindex=Math.floor(Math.random()*(randomimages.length)))){
curindex=curindex==0? 1 : curindex-1
}
else
curindex=tempindex
        document.images.defaultimage.src=randomimages[curindex]

}
setInterval("rotateimage()",delay)