//
function popupawindow(url,w,h) {
   if ( w <= 0 ) { w =740 ; }
   if ( h <= 0 ) { h =440 ; }
   if ( url.length >= 1) {
      var name = "Yo" ;         // name of popup window
      var tbar = "no" ;         // display toolbar in popup window
      var loca = "no" ;         // display location bar in popup window
      var dirt = "no" ;         // display directory in popup window
      var stat = "no" ;         // display status bar in popup window
      var menu = "no" ;         // display menu bar in popup window
      var scrl = "yes" ;         // display scroll bar in popup window
      var resz = "yes" ;         // allow user to resize popup window
      var xpos = 50   ;         // X position of the popup window
      var ypos = 90   ;         // Y position of the popup window
      var left = 50   ;         // X position of the popup window
      var top  = 90   ;         // Y position of the popup window
      var onloadpopstring ;
      onloadpopstring =  "toolbar="   + tbar ;
      onloadpopstring += ",location="    + loca ;
      onloadpopstring += ",directories=" + dirt ;
      onloadpopstring += ",status="      + stat ;
      onloadpopstring += ",menubar="     + menu ;
      onloadpopstring += ",scrollbars="  + scrl ;
      onloadpopstring += ",resizable="   + resz ;
      onloadpopstring += ",screenx="     + xpos ;
      onloadpopstring += ",screeny="     + ypos ;
      onloadpopstring += ",left="        + left ;
      onloadpopstring += ",top="         + top  ;
      onloadpopstring += ",width="       + w    ;
      onloadpopstring += ",height="      + h    ;
      remote = window.open(url,name,onloadpopstring);
   }
   return ;
}