//Esto es para el cambio de Imágenes
imagen11=new Image;
imagen11.src="images/bot1.gif";
imagen12=new Image;
imagen12.src="images/bot1p.gif";
imagen21=new Image;
imagen21.src="images/bot2.gif";
imagen22=new Image;
imagen22.src="images/bot2p.gif";
imagen31=new Image;
imagen31.src="images/bot3.gif";
imagen32=new Image;
imagen32.src="images/bot3p.gif";
imagen41=new Image;
imagen41.src="images/bot4.gif";
imagen42=new Image;
imagen42.src="images/bot4p.gif";
imagen51=new Image;
imagen51.src="images/bot5.gif";
imagen52=new Image;
imagen52.src="images/bot5p.gif";
imagen61=new Image;
imagen61.src="images/bot6.gif";
imagen62=new Image;
imagen62.src="images/bot6p.gif";
imagen71=new Image;
imagen71.src="images/bot7.gif";
imagen72=new Image;
imagen72.src="images/bot7p.gif";
function cambiar(imagen) 
{	switch(imagen)
	{	case 1: document.images['bot1'].src=imagen12.src;break;
		case 2: document.images['bot2'].src=imagen22.src;break;
		case 3: document.images['bot3'].src=imagen32.src;break;
		case 4: document.images['bot4'].src=imagen42.src;break;
		case 5: document.images['bot5'].src=imagen52.src;break;
		case 6: document.images['bot6'].src=imagen62.src;break;
		case 7: document.images['bot7'].src=imagen72.src;break;
	}	
}
function volver(imagen) 
{	switch(imagen)
	{	case 1: document.images['bot1'].src=imagen11.src;break;
		case 2: document.images['bot2'].src=imagen21.src;break;
		case 3: document.images['bot3'].src=imagen31.src;break;
		case 4: document.images['bot4'].src=imagen41.src;break;
		case 5: document.images['bot5'].src=imagen51.src;break;
		case 6: document.images['bot6'].src=imagen61.src;break;
		case 7: document.images['bot7'].src=imagen71.src;break;
	}	
}