function getWindowSize() {
  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, myHeight];
}

function makeMessageVisible() {
	var dims = new Array();
	dims = getWindowSize();
	var frameWidth = 732;
	var frameHeight = 511;
	
	var elem = document.getElementById('infoBck');
	if (navigator.appName == "Microsoft Internet Explorer") {
		elem.style.width = dims[0] + 'px';
		elem.style.height = dims[1] + 'px';
	} else {
		elem.style.width = new Number(dims[0] - ((dims[0] - frameWidth)/2)) + 'px';
		elem.style.height = new Number(dims[1] - ((dims[1] - frameHeight)/2)) + 'px';
	}
	elem.style.paddingLeft = new Number((dims[0] - frameWidth)/2) + 'px';
	elem.style.paddingTop = new Number((dims[1] - frameHeight)/2) + 'px';

	/*
	if (navigator.appName == "Microsoft Internet Explorer") {
		document.getElementById('messageFrame').width = (frameWidth - 23) + 'px';
		document.getElementById('messageFrame').height = (frameHeight - 23) + 'px';
	}
	*/
		
	elem.style.display = 'block';
}

function createBookmark(pageTitle, pageLink) {
	if (window.sidebar) { // Mozilla Firefox
		window.sidebar.addPanel(pageTitle, pageUrl, '');	
	} else if( window.external ) { // IE
		window.external.AddFavorite(pageUrl, pageTitle); 
	}	else {
		document.getElementById('surrounder').innerHTML = 'Sorry. Automatic bookmarking is not supported under the browser you use. Please go to <a href="' + pageUrl + '" target="_blank">' + pageTitle + '</a> and bookmark it manually.';
	} 
}