function newWin(theURL,wdth,hght) { window.open(theURL,'_blank','height='+hght+',width='+wdth+',scrollbars=no,status=no,toolbar=no,copyhistory=no') }

function swapImage(imgName,newImg){
  if ((navigator.appName == 'Netscape' && parseFloat(navigator.appVersion) >= 3) || (parseFloat(navigator.appVersion) >= 4)){		
		eval('document.' + imgName + '.src = "' + newImg + '"');
	}
}