function alertSize() {
  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;
  }
/*  window.alert( 'Width = ' + myWidth );
  window.alert( 'Height = ' + myHeight );*/
	if (myWidth<866) {
		document.getElementById('bigy').style.width= (myWidth-100)+"px";
	} else {
		document.getElementById('bigy').style.width= "910px";
	}
	var height = (myHeight>document.body.scrollHeight?myHeight:document.body.scrollHeight)+"px";
/*	document.getElementById('bigy').style.height= height;
	document.getElementById('bigyt').style.height= height;
	document.getElementById('center').style.height= height;
/*	document.getElementById('footer').style.bottom= "0px";
/*	alert(myHeight);
	alert(document.getElementById('center').style.height);*/
}