function replaceImg(sImgName,sImgFile) {
 	document.images[sImgName].src = sImgFile;
}

function photo_open(link, width, height) {
      var photoWindow = window.open(link,"photo",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+width+',height='+height);
}
  
function confirmsubmit(message){
	var agree=confirm(message)
	agree = (agree)?true:false;
	return agree;
}