function getWinSize() {
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if( document.documentElement &&
      ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
//  return( myWidth );
  return( myHeight-200 );
}

function writemenuframe(menufile){
var printH=getWinSize();
document.write("<iframe name=\"menu\" width=\"740\" align=\"middle\" scrolling=\"auto\" frameborder=\"0\" src=\"");
document.write(menufile);
document.write("\" height=\"");
document.write(printH);
document.write("\"></iframe>");
}