var addWindow=0;

// will center popup window on screen
// openwin(d,w,h,s)
// d = destination URL
// w = window width
// h = height
// s = scrollbars, 1=yes 0 or omit=no

function openwin(d,w,h,s) {
if(addWindow)
  {
    if(!addWindow.closed) addWindow.close();
  }

tx = (screen.width - w) / 2;
ty = (screen.height - h) / 2;

	 addWindow = window.open(d,"popup","width="+w+",height="+h+",top="+ty+",left="+tx+",titlebar=0,resizable=1,status=0,menubar=0,scrollbars="+s+",fullscreen=0");
	 addWindow.focus() 
}

var imgWindow=0;
function imagewin(iname,w,h) {

if(imgWindow) {
    if(!imgWindow.closed) imgWindow.close();
  }

var dest = "image.asp?i=" + iname

tx = (screen.width - w) / 2;
ty = (screen.height - h) / 2;
s = 1
	 imgWindow = window.open(dest,"popup","width="+w+",height="+h+",top="+ty+",left="+tx+",titlebar=0,resizable=1,status=0,menubar=0,scrollbars="+s+",fullscreen=0");
	 imgWindow.focus() 
}