function isc_menu_soc(a, a2){

if (document.getElementById("isc_menu1")){
document.getElementById("isc_menua1").style.textDecoration = "none";
document.getElementById("isc_menu1").style.color = "white";
}

if (document.getElementById("isc_menu3")){
document.getElementById("isc_menua3").style.textDecoration = "";
document.getElementById("isc_menu3").style.color = "white";
}


if (document.getElementById("isc_menu5")){
document.getElementById("isc_menua5").style.textDecoration = "";
document.getElementById("isc_menu5").style.color = "white";
}

if (document.getElementById("isc_menu6")){
document.getElementById("isc_menua6").style.textDecoration = "";
document.getElementById("isc_menu6").style.color = "white";
}

document.getElementById(a2).style.textDecoration = "underline";
document.getElementById(a).style.color = "#7a7a7a";
}