function openWindow(url, wide, high, scroll)
{
	newwin = window.open(url,"title",'width=' +wide+',height='+high+',left=300,top=200,screenX=300,screenY=200,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scroll+',copyhistory=no,resizable=no');

	newwin.focus();
}
function initRollovers() {

  if (!document.getElementById) return

    var aPreLoad = new Array();
    var sTempSrc;
    var aImages = document.getElementsByTagName('img');

    for (var i = 0; i < aImages.length; i++) {
    if (aImages[i].className == 'imgover') {
      var src = aImages[i].getAttribute('src');
      var ftype = src.substring(src.lastIndexOf('.'), src.length);
      var hsrc = src.replace(ftype, '_o'+ftype);

      aImages[i].setAttribute('hsrc', hsrc);

      aPreLoad[i] = new Image();
      aPreLoad[i].src = hsrc;

      aImages[i].onmouseover = function() {
      sTempSrc = this.getAttribute('src');
      this.setAttribute('src', this.getAttribute('hsrc'));
    }

    aImages[i].onmouseout = function() {
      if (!sTempSrc) sTempSrc = this.getAttribute('src').
          replace('_o'+ftype, ftype);
        this.setAttribute('src', sTempSrc);
      }
    }
  }
}