function show_wnd3(src)
   {
   wnd=window.open(src,"_blank","toolbar=0,location=0,status=0,menubar=0,top=0,left=0,scrollbars=1,resizable=1,width=800,height=600");
   wnd.focus();
   }

function show_wnd(src, width, height)
   {
   if (self.screen)
      {
      wndwidth = screen.width;
      wndheight = screen.height;
      var left=wndwidth/2-width/2;
      var top=wndheight/2-height/2;
      }
   else if (self.java)
      {
      var jkit = java.awt.Toolkit.getDefaultToolkit();
      var scrsize = jkit.getScreenSize();
      wndwidth = scrsize.width;
      wndheight = scrsize.height;
      var left=wndwidth/2-width/2;
      var top=wndheight/2-height/2;
      }
   else
      {
      var left=0;
      var top=0;
      }
    wnd=window.open(src,"_blank","toolbar=0,location=0,status=0,menubar=0,top=" + top + ",left=" + left + ",scrollbars=0,resizable=0,width=" + width + ",height=" + height);
    wnd.focus();
    }

function show_wnd2(src, width, height)
   {
   if (self.screen)
      {
      wndwidth = screen.width;
      wndheight = screen.height;
      var left=wndwidth/2-width/2;
      var top=wndheight/2-height/2;
      }
   else if (self.java)
      {
      var jkit = java.awt.Toolkit.getDefaultToolkit();
      var scrsize = jkit.getScreenSize();
      wndwidth = scrsize.width;
      wndheight = scrsize.height;
      var left=wndwidth/2-width/2;
      var top=wndheight/2-height/2;
      }
   else
      {
      var left=0;
      var top=0;
      }
    wnd=window.open(src,"_blank","toolbar=0,location=0,status=0,menubar=0,top=" + top + ",left=" + left + ",scrollbars=1,resizable=0,width=" + width + ",height=" + height);
    wnd.focus();
    }
function show_wnd3(src, width, height)
   {
   if (self.screen)
      {
      wndwidth = screen.width;
      wndheight = screen.height;
      var left=wndwidth/2-width/2;
      var top=wndheight/2-height/2;
      }
   else if (self.java)
      {
      var jkit = java.awt.Toolkit.getDefaultToolkit();
      var scrsize = jkit.getScreenSize();
      wndwidth = scrsize.width;
      wndheight = scrsize.height;
      var left=wndwidth/2-width/2;
      var top=wndheight/2-height/2;
      }
   else
      {
      var left=0;
      var top=0;
      }
    wnd=window.open(src,"_blank","toolbar=0,location=0,status=0,menubar=0,top=" + top + ",left=" + left + ",scrollbars=0,resizable=1,width=" + width + ",height=" + height);
    wnd.focus();
    }