function imgOpen(fileName, title, w, h){
newWindow = window.open("","imgWin","width="+w+",height="+h+",left=50,top=50,toolbar=0,directories=0,menubar=0,resizable=0,location=0,scrollbars=0,copyhistory=0,status=0");
if (newWindow.document.images.length) {
newWindow.close();
newWindow = window.open("","imgWin","width="+w+",height="+h+",left=50,top=50,toolbar=0,directories=0,menubar=0,resizable=0,location=0,scrollbars=0,copyhistory=0,status=0");
}
newWindow.document.write(""+title+"!["+title+"]("+fileName+")
");
newWindow.focus();
return false;
}