seleccion = 0;

function menu1() {
    if(seleccion != 1){
    seleccion = 1;
   obj1=document.getElementById("menu1");
   obj2=document.getElementById("menu2");
   obj3=document.getElementById("menu3");
   obj4=document.getElementById("menu4");
   obj5=document.getElementById("menu5");
   obj6=document.getElementById("menu6");

   obj7=document.getElementById("tabla_menu1");
   obj8=document.getElementById("tabla_menu2");
   obj9=document.getElementById("tabla_menu3");
   objx=document.getElementById("tabla_menu4");
   objx1=document.getElementById("tabla_menu5");
   objx2=document.getElementById("tabla_menu6");
   

   obj1.style.display="block";
   obj2.style.display="none";
   obj3.style.display="none";
   obj4.style.display="none";
   obj5.style.display="none";
   obj6.style.display="none";
   
   obj7.className = "tabla_texto_1";
   obj8.className = "tabla_texto_2";
   obj9.className = "tabla_texto_2";
   objx.className = "tabla_texto_2";
   objx1.className = "tabla_texto_2";
   objx2.className = "tabla_texto_2";

   }
}

function menu2() {
    if(seleccion != 2){
    seleccion = 2;

   obj1=document.getElementById("menu1");
   obj2=document.getElementById("menu2");
   obj3=document.getElementById("menu3");
   obj4=document.getElementById("menu4");
   obj5=document.getElementById("menu5");
   obj6=document.getElementById("menu6");

   obj7=document.getElementById("tabla_menu1");
   obj8=document.getElementById("tabla_menu2");
   obj9=document.getElementById("tabla_menu3");
   objx=document.getElementById("tabla_menu4");
   objx1=document.getElementById("tabla_menu6");
   objx2=document.getElementById("tabla_menu6");
   

   obj1.style.display="none";
   obj2.style.display="block";
   obj3.style.display="none";
   obj4.style.display="none";
   obj5.style.display="none";
   obj6.style.display="none";
   
   obj7.className = "tabla_texto_2";
   obj8.className = "tabla_texto_1";
   obj9.className = "tabla_texto_2";
   objx.className = "tabla_texto_2";
   objx1.className = "tabla_texto_2";
   objx2.className = "tabla_texto_2";

   }
}

function menu3() {
    if(seleccion != 3){
    seleccion = 3;

   obj1=document.getElementById("menu1");
   obj2=document.getElementById("menu2");
   obj3=document.getElementById("menu3");
   obj4=document.getElementById("menu4");
   obj5=document.getElementById("menu5");
   obj6=document.getElementById("menu6");

   obj7=document.getElementById("tabla_menu1");
   obj8=document.getElementById("tabla_menu2");
   obj9=document.getElementById("tabla_menu3");
   objx=document.getElementById("tabla_menu4");
   objx1=document.getElementById("tabla_menu5");
   objx2=document.getElementById("tabla_menu6");
   

   obj1.style.display="none";
   obj2.style.display="none";
   obj3.style.display="block";
   obj4.style.display="none";
   obj5.style.display="none";
   obj6.style.display="none";
   
   obj7.className = "tabla_texto_2";
   obj8.className = "tabla_texto_2";
   obj9.className = "tabla_texto_1";
   objx.className = "tabla_texto_2";
   objx1.className = "tabla_texto_2";
   objx2.className = "tabla_texto_2";

   }
}

function menu4() {
    if(seleccion != 4){
    seleccion = 4;

   obj1=document.getElementById("menu1");
   obj2=document.getElementById("menu2");
   obj3=document.getElementById("menu3");
   obj4=document.getElementById("menu4");
   obj5=document.getElementById("menu5");
   obj6=document.getElementById("menu6");

   obj7=document.getElementById("tabla_menu1");
   obj8=document.getElementById("tabla_menu2");
   obj9=document.getElementById("tabla_menu3");
   objx=document.getElementById("tabla_menu4");
   objx1=document.getElementById("tabla_menu5");
   objx2=document.getElementById("tabla_menu6");
   

   obj1.style.display="none";
   obj2.style.display="none";
   obj3.style.display="none";
   obj4.style.display="block";
   obj5.style.display="none";
   obj6.style.display="none";
   
   obj7.className = "tabla_texto_2";
   obj8.className = "tabla_texto_2";
   obj9.className = "tabla_texto_2";
   objx.className = "tabla_texto_1";
   objx1.className = "tabla_texto_2";
   objx2.className = "tabla_texto_2";

   }
}


function menu5() {
    if(seleccion != 5){
    seleccion = 5;

   obj1=document.getElementById("menu1");
   obj2=document.getElementById("menu2");
   obj3=document.getElementById("menu3");
   obj4=document.getElementById("menu4");
   obj5=document.getElementById("menu5");
   obj6=document.getElementById("menu6");

   obj7=document.getElementById("tabla_menu1");
   obj8=document.getElementById("tabla_menu2");
   obj9=document.getElementById("tabla_menu3");
   objx=document.getElementById("tabla_menu4");
   objx1=document.getElementById("tabla_menu5");
   objx2=document.getElementById("tabla_menu6");
   

   obj1.style.display="none";
   obj2.style.display="none";
   obj3.style.display="none";
   obj4.style.display="none";
   obj5.style.display="block";
   obj6.style.display="none";
   
   obj7.className = "tabla_texto_2";
   obj8.className = "tabla_texto_2";
   obj9.className = "tabla_texto_2";
   objx.className = "tabla_texto_2";
   objx1.className = "tabla_texto_1";
   objx2.className = "tabla_texto_2";
   }
}


function menu6() {
    if(seleccion != 6){
    seleccion = 6;

   obj1=document.getElementById("menu1");
   obj2=document.getElementById("menu2");
   obj3=document.getElementById("menu3");
   obj4=document.getElementById("menu4");
   obj5=document.getElementById("menu5");
   obj6=document.getElementById("menu6");

   obj7=document.getElementById("tabla_menu1");
   obj8=document.getElementById("tabla_menu2");
   obj9=document.getElementById("tabla_menu3");
   objx=document.getElementById("tabla_menu4");
   objx1=document.getElementById("tabla_menu5");
   objx2=document.getElementById("tabla_menu6");
   

   obj1.style.display="none";
   obj2.style.display="none";
   obj3.style.display="none";
   obj4.style.display="none";
   obj5.style.display="none";
   obj6.style.display="block";
   
   obj7.className = "tabla_texto_2";
   obj8.className = "tabla_texto_2";
   obj9.className = "tabla_texto_2";
   objx.className = "tabla_texto_2";
   objx1.className = "tabla_texto_2";
   objx2.className = "tabla_texto_1";
   }
}