function addBookmark()
	{
     if (window.external)
	    external.AddFavorite("http://www.matiaspratsradio.com", "Matias Prats Radio")
	  else
     	 alert("Tu navegador no soporta esta caracteristica");
	}



	function AbreVentana(pagina,width,height,scroll)
	{
		var ah = screen.availHeight - 30;
		var aw = screen.availWidth - 10;
		var xc = (aw - width) / 2;
		var yc = (ah - height) / 2;
		if (scroll == 1)
		{
			scroll = "yes";
		}
		else
		{
			scroll = "no";
		}
		var options = "scrollbars=" + scroll +",toolbar=no,width="+width+",height="+height+",top="+yc+",left="+xc
		window.open (pagina,'windowimage',options)
	}//fin funcion AbreVentana
	
	 
	

	function AbreVentanaRadio(pagina,width,height,scroll)
	{
		var ah = screen.availHeight - 30;
		var aw = screen.availWidth - 10;
		var xc = (aw - width) / 2;
		var yc = (ah - height) / 2;
		if (scroll == 1)
		{
			scroll = "yes";
		}
		else
		{
			scroll = "no";
		}
		var options = "scrollbars=" + scroll +",toolbar=no,width="+width+",height="+height+",top="+yc+",left="+xc
		window.open (pagina,'windowradio',options)
	}//fin funcion AbreVentana