function display_image(form) {
selectionname = form.imagename.options[form.imagename.selectedIndex].text;
selection = form.imagename.options[form.imagename.selectedIndex].value;
PreView = window.open("", "Preview", "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,width=250,height=250");
PreView.document.open();
PreView.document.write("");
PreView.document.write("");
PreView.document.write("");//change colors background and font
PreView.document.write("

" +
selectionname + "

---

");
PreView.document.write("
"SRC='" + selection + "'>");
PreView.document.write("

---

"onClick='window.close()'> ");
PreView.document.write("

");
PreView.document.write("");
PreView.document.close();
}