img = new Array();
img[0] = "images/topimage/t01.jpg";
img[1] = "images/topimage/t02.jpg";
img[2] = "images/topimage/t03.jpg";
img[3] = "images/topimage/t04.jpg";
img[4] = "images/topimage/t05.jpg";
img[5] = "images/topimage/t06.jpg";
img[6] = "images/topimage/t07.jpg";
img[7] = "images/topimage/t08.jpg";
img[8] = "images/topimage/t09.jpg";
img[9] = "images/topimage/t10.jpg";
img[10] = "images/topimage/t11.jpg";
img[11] = "images/topimage/t12.jpg";
img[12] = "images/topimage/t13.jpg";
img[13] = "images/topimage/t14.jpg";
img[14] = "images/topimage/t15.jpg";
img[15] = "images/topimage/t16.jpg";
img[16] = "images/topimage/t17.jpg";
img[17] = "images/topimage/t18.jpg";
img[18] = "images/topimage/t19.jpg";
img[19] = "images/topimage/t20.jpg";
img[20] = "images/topimage/t21.jpg";
img[21] = "images/topimage/t22.jpg";
img[22] = "images/topimage/t23.jpg";
img[23] = "images/topimage/t24.jpg";
img[24] = "images/topimage/t25.jpg";
img[25] = "images/topimage/t26.jpg";
img[26] = "images/topimage/t27.jpg";
img[27] = "images/topimage/t28.jpg";
img[28] = "images/topimage/t29.jpg";
img[29] = "images/topimage/t30.jpg";
n = Math.floor(Math.random()*img.length);
document.write("<img src='"+img[n]+"' alt='GateBridge' border='0'>");