function OpenWin(path, win_name, win_size){
    win=window.open(path,win_name,win_size+",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,favorites=no,resizable=no");
}

function OpenWin2(path, win_name, win_size){
    win=window.open(path,win_name,win_size+",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,favorites=no,resizable=no");
}

function changeImages(imagename,imagefile) {
if (document.layers) {
	document.images[imagename].src = imagefile; 		// for N4
	}
else if (document.getElementById) {
	document.getElementById(imagename).src = imagefile; 	// for IE5, N6
	document.getElementById(imagename).style.border=0;
	}
else	{
	document.all(imagename).src = imagefile; 			// for IE4
	}
}


function showhide(id){
  if(document.getElementById){
    if(document.getElementById(id).style.display == "none")
      document.getElementById(id).style.display = "block";
    else
      document.getElementById(id).style.display = "none";
  }
}