var nan = getRandom(arrPSitemNo.length - 1, 4); var dest; for(var i=0; i<4; i++) { var j = nan[i]; var k = i + 1; arrPSitemImage[j] = eregi_replace('_img_150', '_stt_150.png', arrPSitemImage[j]); dest = document.getElementById("psImage"+k); dest.innerHTML = "
"; dest = document.getElementById("psTitle"+k); dest.innerHTML = "