arrfotor=[["img1.jpg","1"], ["img2.jpg","2"], ["img3.jpg","3"], ["img4.jpg","4"], ["img5.jpg","5"], ["img6.jpg","6"], ["img7.jpg","7"]];
var pos = parseInt(Math.random()*arrfotor.length);
ffoto = arrfotor[pos][0];
idfoto = arrfotor[pos][1];
document.write("<img border=\"0\" src=\"images/"+ffoto+"\" width=\"233\" height=\"328\"></a>");