function showImage(id) {
	getElement('image').src= "images/"+ id + ".jpg";
	imageShowed =id;
}
function showThisImage(img) {
	getElement('image').src= img.src;
	getElement('legendephoto').innerHTML = img.alt;
	imageShowed =id;
}



function cyclo(className) {
	getElement('cyclometre').className  = className;
}
function getElement(elementID)
	{
    if (document.getElementById)
         return(document.getElementById(elementID));
    else if (document.layers)
        return(document.layers[elementID]);
    else if (document.all)
         return(document.all[elementID]);
	}