function setActiveStyleSheet(title) {

  var i, a, main;
  for( i = 0; (a = document.getElementsByTagName("link")[i]); i++) 
	if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
	  a.disabled = true;
	  if(a.getAttribute("title") == title) 
		a.disabled = false;
	}

}

function changeResolution() {

	// Ruta base para los banners
	// Ej:  cab = "../Resources/images/banners/";
	cab = "../resources/images/banners/";
   // Voy a comprobar la resolución de la pantalla para ver que banners elijo
   
  var ancho = screen.width;
	var alto = screen.height;
	var banner = "";
  var img = "";
		
	if ( ((ancho == 800) && (alto == 600)) || ((ancho == 640) && (alto == 480)) )
    banner = "banner800x600.jpg";
  else if ((ancho == 1024) && (alto == 768))
	  banner = "banner1024x768.jpg";

	img = document.getElementById('bannerPortal');
	img.src= cab + banner;
  	
}

function initialize(){  

	if (typeof initializeComponents =="function")
         initializeComponents();
}