function switchtab(tabname){
	if(document.all){
	document.all.tab1.className = "tab_deactivated";
	document.all.tab2.className = "tab_deactivated";
	//
	document.all[tabname].className = "tab_activated";
	//
	document.all.tab1content.style.display = "none";
	document.all.tab2content.style.display = "none";
	//
	document.all[tabname+"content"].style.display = "block";
	}

	else if(document.getElementById){
	document.getElementById("tab1").className = "tab_deactivated";
	document.getElementById("tab2").className = "tab_deactivated";;
	//
	document.getElementById(tabname).className = "tab_activated";
	//
	document.getElementById("tab1content").style.display = "none";
	document.getElementById("tab2content").style.display = "none";
	//
	document.getElementById(tabname+"content").style.display = "block";
	}

}

function switchtab2(tabname){
	if(document.all){
	document.all.tab11.className = "tab_deactivated2";
	document.all.tab22.className = "tab_deactivated2";
	document.all.tab33.className = "tab_deactivated2";
	//
	document.all[tabname].className = "tab_activated2";
	//
	document.all.tab11content.style.display = "none";
	document.all.tab22content.style.display = "none";
	document.all.tab33content.style.display = "none";
	//
	document.all[tabname+"content"].style.display = "block";
	}

	else if(document.getElementById){
	document.getElementById("tab11").className = "tab_deactivated2";
	document.getElementById("tab22").className = "tab_deactivated2";
	document.getElementById("tab33").className = "tab_deactivated2";
	//
	document.getElementById(tabname).className = "tab_activated2";
	//
	document.getElementById("tab11content").style.display = "none";
	document.getElementById("tab22content").style.display = "none";
	document.getElementById("tab33content").style.display = "none";
	//
	document.getElementById(tabname+"content").style.display = "block";
	}

}