function changeTab(b){
$(".tabs2").css("display","none");
$("#MediaTab"+b).css("display","block");
}

function changeTab2(b){
$(".tabs2").css("display","none");
$("#MediaTab"+b).css("display","block");
}

$(document).ready(function(){

if  ($('#MediaTab2').length) {
    changeTab(2);
}

});