// JavaScript Document
function ntabs(menu,i){
	var navtab = document.getElementById(menu);
	for(var j = 0;j < navtab.childNodes.length;j++){
		var li = navtab.childNodes[j];
		li.className = 'normal';
	}
	document.getElementById(menu + '_content0').innerHTML = document.getElementById(menu +'_item'+i).innerHTML;
	document.getElementById(menu + '_title'+i).className = 'active';
}


     function changeStyle(cssfile_name){
               css= document.getElementById("cssfile");
               css.href=cssfile_name +".css";
     }

document.getElementById('n4tab_item1').innerHTML = document.getElementById('n4tab_content0').innerHTML
document.getElementById('n5tab_item1').innerHTML = document.getElementById('n5tab_content0').innerHTML
document.getElementById('n6tab_item1').innerHTML = document.getElementById('n6tab_content0').innerHTML
document.getElementById('n7tab_item1').innerHTML = document.getElementById('n7tab_content0').innerHTML