function open_model_window(url) {
if (navigator.appName.indexOf("Internet Explorer") != -1) {
        window.open(url,"popupwindow","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=500,height=350");}
else {
mywin = window.open(url,"popupwindow","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=500,height=350");
mywin.focus();}
}
function open_window(url) {
if (navigator.appName.indexOf("Internet Explorer") != -1) {
        window.open(url,"","toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1");}
else {
mywin = window.open(url,"","toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1");
mywin.focus();}
}
function open_model_window(url) {
if (navigator.appName.indexOf("Netscape") != -1) {
        window.open(url,"popupwindow","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=500,height=350");}
else {
mywin = window.open(url,"popupwindow","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=500,height=350");
mywin.focus();}
}
function open_window(url) {
if (navigator.appName.indexOf("Netscape") != -1) {
        window.open(url,"","toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1");}
else {
mywin = window.open(url,"","toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1");
mywin.focus();}
}