page   = new Object();
if( typeof( window.innerHeight ) == 'number' ) {
  //Non-IE
  page.height = window.innerHeight;
  page.width = window.innerWidth;
} else if( document.documentElement && ( document.documentElement.clientHeight ) ) {
  //IE 6+ in 'standards compliant mode'
  page.height = document.documentElement.clientHeight;
  page.width = document.documentElement.clientWidth;
} else if( document.body && ( document.body.clientHeight ) ) {
  //IE 4 compatible
  page.height = document.body.clientHeight;
  page.width = document.body.clientWidth;
}
x = (page.width - 247);
y = (page.height - 142);
document.write("<style type=\"text/css\">#iframe {width:" + x + "px;height:" + y + "px;}</style>");