function GetTabContent(a)
{
	var tab1=document.getElementById("tab_new_music");
	var tab2=document.getElementById("tab_new_game");
	var con1=document.getElementById("tab_con_music");
	var con2=document.getElementById("tab_con_game");
	switch (a)
	{
		case 1:
			tab1.className="tab-selected";
			tab2.className="tab-unselected";
			con1.style.display="";
			con2.style.display="none";
			break;
		case 2:
			tab1.className="tab-unselected";
			tab2.className="tab-selected";
			con1.style.display="none";
			con2.style.display="";
			break;
	}
}