var tab_image = new Array(4);
var tab_url = new Array(4);
var tab_target = new Array(4);
for (var i=0; i<4; i++) { tab_image[i] = new Image(); }
tab_image[0].src = '/opencms/opencms/images/bannerFr/1.png';
tab_url[0] = '';
tab_target[0] = '';
tab_image[1].src = '/opencms/opencms/images/bannerFr/2.png';
tab_url[1] = '';
tab_target[1] = '';
tab_image[2].src = '/opencms/opencms/images/bannerFr/3.png';
tab_url[2] = '';
tab_target[2] = '';
tab_image[3].src = '/opencms/opencms/images/bannerFr/4.png';
tab_url[3] = '';
tab_target[3] = '';

var index = 0;
var tempo = 5000; // in milisecond
var incrTrs = 10;
var tempoTrs = 600 / incrTrs;



function changeImage( imageId, divId) {
 image = document.getElementById( imageId );
 div0 = document.getElementById( divId );
 setOpacity( image, 0 );
 if( index >= tab_image.length ) { index = 0; }
 //document.getElementById('thelink').href = tab_url[index];
 //document.getElementById('thelink').target = tab_target[index];
 image.src = tab_image[index++].src;
 image.style.visibility = 'visible';
 image.style.zIndex= '0';
 image.style.backgroundRepeat ='no-repeat';
 fadeIn( imageId, divId, 0 );
}
function setOpacity(obj, opacity) {
 opacity = (opacity == 100)?99.999:opacity;
 // IE/Win
 obj.style.filter = "alpha(opacity:"+opacity+")";
 // Safari<1.2, Konqueror
 obj.style.KHTMLOpacity = opacity/100;
 // Older Mozilla and Firefox
 obj.style.MozOpacity = opacity/100;
 // Safari 1.2, newer Firefox and Mozilla, CSS3
 obj.style.opacity = opacity/100;
}
function fadeIn(objId,divId,opacity) {
 if (document.getElementById) {
 obj = document.getElementById(objId);
 if (opacity <= 100) {
 setOpacity(obj, opacity);
 opacity += 100/incrTrs;
 window.setTimeout("fadeIn( '"+objId+"', '"+divId+"', "+opacity+" )", tempoTrs);
 } else {
 document.getElementById( divId ).style.backgroundImage = "url( " + obj.src + " )";
 document.getElementById( divId ).style.backgroundRepeat ='no-repeat';
 window.setTimeout( "changeImage( '" + objId + "', '" + divId + "' )", tempo );
 }
 }
}