function addWindowResizeEvent()
{
	if( -1 != navigator.userAgent.
		indexOf ("MSIE") ) // IE specific issue
	{
  		var oldOnResize;
		oldOnResize = window.onresize;
		if (typeof window.onresize != 'function') {
			window.onresize = function() {
				nbc_Resize();
		};
		} else {
			window.onresize = function() {
				oldOnResize();
				nbc_Resize();
			};
		}
	}
}

addWindowResizeEvent();

function nbc_Resize() 
{
	var elemMastheadImage = document.getElementById('masthead')
	if(elemMastheadImage != null)
	{
       elemMastheadImage.style.vibility = "hidden";
       elemMastheadImage.style.display = "none";
       elemMastheadImage.style.vibility = "visible";
       elemMastheadImage.style.display = "block";
	}
}