var currentdate = 0;
var core = 0;

function initArray() {

this.length = initArray.arguments.length;
  for (var i = 0; i < this.length; i++) {
  this[i] = initArray.arguments[i];
  }
}

banner = new initArray(
"<a href=\"http://www.atimedesign.com\" target=\"_blank\"><img src=\"http://www.atimedesign.com/abanner.gif\" border=0></a>",
"<a href=\"http://www.rachaballoon.com\" target=\"_blank\"><img src=\"http://www.rachaballoon.com/banner.jpg\" border=0></a>",
"<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab #version=4,0,2,0\" width=\"468\" height=\"60\"><param name=movie value=\"http://www.siammarry.com/banner/meko.swf\"><param name=quality value=high> <embed src=\"http://www.siammarry.com/banner/meko.swf\" quality=high pluginspage=\"http://www.macromedia.com/shockwave/download/index.cgi? P1_Prod_Version=ShockwaveFlash\" type=\"application/x-shockwave-flash\" width=\"468\" height=\"60\"> </embed> </object>",
"<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab #version=4,0,2,0\" width=\"468\" height=\"60\"><param name=movie value=\"http://www.doctorsan.com/banner/doctor4.swf\"><param name=quality value=high> <embed src=\"http://www.doctorsan.com/banner/doctor4.swf\" quality=high pluginspage=\"http://www.macromedia.com/shockwave/download/index.cgi? P1_Prod_Version=ShockwaveFlash\" type=\"application/x-shockwave-flash\" width=\"468\" height=\"60\"> </embed> </object>"



);

var currentdate = new Date();
var core = currentdate.getSeconds() % banner.length;
var ranbanner  = banner[core];

document.write(ranbanner);