function popWindow( url, width, height, windowName ) {
//get center coords
var left = (screen.width - width) / 2;
var top = (screen.height - height) / 2;
newwindow = window.open(url, windowName, 'toolbar=0,location=0,status=0,menubar=0,scrollbars=1,resizable=0,width=' + width + ',height=' + height + ',left=' + left + ',top=' + top);
if (window.focus) {newwindow.focus()}
}
function popitup(image_name){
newwindow2=window.open('','name','height=100,width=700');
var tmp = newwindow2.document;
tmp.write('popup');
tmp.write('');
tmp.write('<IMG src="/images/gallery/' + image_name + '" ALT="counter" border="0">
');
tmp.write('close
');
tmp.write('');
tmp.close();
}