var linkmaker2 = {
	data: [
		'./before/',
		'./before/step.html',
		'./before/trouble.html',
		'./before/difference.html',
		'./before/point.html'
	],
	init: function(){
		if(!document.getElementById('t01-b')) return false ;
		var ul_tag = document.getElementById('t01-b');
		var li_tags = ul_tag.getElementsByTagName('li');
		for(i=0; i<li_tags.length; i++){
			if (linkmaker2.data[i]){
				li_tags[i].idName = i;
				li_tags[i].onclick = linkmaker2.linkAct;
			}
		}
	},
	linkAct: function(){
		window.location.href = linkmaker2.data[this.idName];
	}
};




function addEvent2(elm, listener, fn){
	try{
		elm.addEventListener(listener, fn, false);
	}catch(e){
		elm.attachEvent('on' + listener, fn);
	}
}

addEvent2(window, 'load', linkmaker2.init);