function getExtraCSSName() {
	if(navigator.appName == "Microsoft Internet Explorer") {
		var iPos     = navigator.appVersion.indexOf("MSIE ");
		var fVersion = parseFloat(navigator.appVersion.substr(iPos + 5));

		if(fVersion >= 7) {
	 		return("general_ie7.css");
		} else {
			return("general_ie6.css");
		}
	}
}
function popup(sImagen){
	var cabecera= "";
	ventana = window.open('','mywindow','width=400,height=300');
	ventana.document.open();
	ventana.creator=window;
	cabecera+= '<html><head><title>Fotos</title></head><body bgcolor=#ffffff style="margin: 0px;"><img src=Images/pop_ups/popup_'+sImagen+'.jpg width=400 height=300></body></html>';
	ventana.document.write(cabecera);
	ventana.document.close();
	ventana.creator=window;
}

function nuevaVentana(sUrl) {
	var sNombre = 'Ventana_'+Math.floor(Math.random()*5);;
	var ventana = window.open(sUrl,sNombre,'width=800,height=600,location=yes,resizable=yes,status=yes,menubar=yes,toolbar=yes,scrollbars=yes');
	ventana.focus();
}

function breadcrumb(sFrontUrl, aPaths) {
	var oBreadcrumb; // Object
	var sBreadcrumb; // String
	var bFirst;      // Boolean

	oBreadcrumb = document.getElementById("breadcrumb");
	sBreadcrumb = "&raquo; <a href=\"" + sFrontUrl + "\">Home</a>";
	bFirst      = true;

	for(sLabel in aPaths) {
		if(aPaths[sLabel]) {
			sBreadcrumb += " / <a href=\"" + sFrontUrl + aPaths[sLabel] + "\">" + sLabel + "</a>";
		} else {
			sBreadcrumb += " / " + sLabel;
		}
	}

	oBreadcrumb.innerHTML = sBreadcrumb;
}