if (document.images){
	// IMAGENES ACTIVAS
	principal_On = new Image(); 
	principal_On.src = path+"principal_on.jpg";
	agentes_On = new Image(); 
	agentes_On.src = path+"agentes_on.jpg";
	tracking_On = new Image(); 
	tracking_On.src = path+"tracking_on.jpg";
	servicios_On = new Image(); 
	servicios_On.src = path+"servicios_on.jpg";
	atencion_On = new Image(); 
	atencion_On.src = path+"atencion_on.jpg";
	soporte_On = new Image(); 
	soporte_On.src = path+"soporte_on.jpg";
	contactenos_On = new Image(); 
	contactenos_On.src = path+"contactenos_on.jpg";
	
	// IMAGENES INACTIVAS
	principal_Off = new Image(); 
	principal_Off.src = path+"principal_off.jpg";
	agentes_Off = new Image(); 
	agentes_Off.src = path+"agentes_off.jpg";
	tracking_Off = new Image(); 
	tracking_Off.src = path+"tracking_off.jpg";
	servicios_Off = new Image(); 
	servicios_Off.src = path+"servicios_off.jpg";
	atencion_Off = new Image(); 
	atencion_Off.src = path+"atencion_off.jpg";
	soporte_Off = new Image(); 
	soporte_Off.src = path+"soporte_off.jpg";
	contactenos_Off = new Image(); 
	contactenos_Off.src = path+"contactenos_off.jpg";
}

function imgOn(imgName){
	if (document.images){
		document[imgName].src = eval(imgName + "_On.src");
	}
}

function imgOff(imgName){
	if (document.images){
		document[imgName].src = eval(imgName + "_Off.src");
	}
}

function imgSrc(imgName,src){
	if (document.images){
		document[imgName].src = src;
	}
}