if (document.images) {

	         	var b_ini_off = new Image()
                	b_ini_off.src = "/img/b_ini_off.gif"
			var b_ini_on = new Image()
	                b_ini_on.src = "/img/b_ini_on.gif"
	                var b_quienes_off = new Image()
	                b_quienes_off.src = "/img/b_quienes_off.gif"
			var b_quienes_on = new Image()
	                b_quienes_on.src = "/img/b_quienes_on.gif"
	                var b_tecno_off = new Image()
	                b_tecno_off.src = "/img/b_tecno_off.gif"
			var b_tecno_on = new Image()
               		b_tecno_on.src = "/img/b_tecno_on.gif"
			var b_prod_off = new Image()
	                b_prod_off.src = "/img/b_prod_off.gif"
	                var b_prod_on = new Image()
	                b_prod_on.src = "/img/b_prod_on.gif"
	                var b_solu_off = new Image()
	                b_solu_off.src = "/img/b_solu_off.gif"
			var b_solu_on = new Image()
               		b_solu_on.src = "/img/b_solu_on.gif"
			var b_noticia_off = new Image()
                	b_noticia_off.src = "/img/b_noticia_off.gif"
			var b_noticia_on = new Image()
                	b_noticia_on.src = "/img/b_noticia_on.gif"
			var b_contacto_off = new Image()
                	b_contacto_off.src = "/img/b_contacto_off.gif"
			var b_contacto_on = new Image()
                	b_contacto_on.src = "/img/b_contacto_on.gif"
					
					  }
                function inact(imgName) {
                if (document.images)
                  document[imgName].src = eval(imgName+'off.src')
                }
               function act(imgName) {
                if (document.images) 
                  document[imgName].src = eval(imgName+'on.src')
              }

 function abrir(pagina){
window.open(pagina,'Datos','toolbar=no,location=no,directories=no,status=no, menubar=no,scrollbars=yes,resizable=no,width=500,height=320,left=30,top=40');
}


function SoloNumeros()
  {
    if(( event.keyCode >= 97 && event.keyCode <= 122) || (event.keyCode >=65 && event.keyCode <=90))
    {
      event.keyCode=0;
    }
  }