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;
  }
  return myWidth;
}

function checkbannerdisplay()
{

	if(alertSize() > 1090)
	{
		;
		$("sidebarbanner").setStyle("position", "absolute");
		$("sidebarbanner").setStyle("top", "250px");
		$("sidebarbanner").setStyle("left", $('maincontent').getPosition().x + $('maincontent').getSize().x);
		$("sidebarbanner").setStyle("display", "block");
	}
	else
	{
	$("sidebarbanner").setStyle("display", "none");
	}

}

function citycardbanner()
{
	
	checkbannerdisplay();
	window.addEvent("resize", checkbannerdisplay);
	


	
	
}