function replaceImgByID(id,imgpath) {
	document.getElementById(id).src = imgpath;
}
function replaceImgByName(name,imgpath) {
	document.getElementByName(id).src = imgpath;
}

function openpopup(url,name,w,h,s,r) {
  checkout = window.open(url,'checkout','fullscreen=no,toolbar=no,status=no,menubar=no,scrollbars='+s+',resizable='+r+',directories=no,location=no,width='+w+',height='+h+',left=((screen.width/2)-('+w+'/2),top=((screen.height/2)-('+h+'/2)');
}
function popUp(ref) {	
  var strFeatures = "toolbar=no,status=no,menubar=no,location=no"
  strFeatures = strFeatures + ",scrollbars=yes,resizable=yes,height=500,width=500"
  newWin = window.open(ref,"TellObj",strFeatures);
  newWin.opener = top;
}
function search(form) {
  var sel = form.elements["node"].selectedIndex;
  if (sel == 0) {
    alert("Please select a search category.");
    return false;
  } else {
    return true;
  }
}