// Tom JavaScript Document

function tab(){
	var tabs=document.getElementById("tab").getElementsByTagName("li");
	var box_1=document.getElementById("boxone");
	var box_2=document.getElementById("boxtwo");
	var box_3=document.getElementById("boxthree");
	var box_4=document.getElementById("boxfour");
	var box_5=document.getElementById("boxfive");
	var tab_line=document.getElementById("tab_line").lastChild;
	tabs[0].onclick=function(){
		this.className="sel";
		tabs[1].className="";
		tabs[2].className="";
		tabs[3].className="";
		tabs[4].className="";
		tab_line.className="one"
		box_1.style.display="block";
		box_2.style.display="none";
		box_3.style.display="none";
		box_4.style.display="none";
		box_5.style.display="none";
	}
	tabs[1].onclick=function(){
		this.className="sel";
		tabs[0].className="";
		tabs[2].className="";
		tabs[3].className="";
		tabs[4].className="";
		tab_line.className="two"
		box_1.style.display="none";
		box_2.style.display="block";
		box_3.style.display="none";
		box_4.style.display="none";
		box_5.style.display="none";
	}
	tabs[2].onclick=function(){
		this.className="sel";
		tabs[0].className="";
		tabs[1].className="";
		tabs[3].className="";
		tabs[4].className="";
		tab_line.className="three"
		box_1.style.display="none";
		box_2.style.display="none";
		box_3.style.display="block";
		box_4.style.display="none";
		box_5.style.display="none";
	}
	tabs[3].onclick=function(){
		this.className="sel";
		tabs[0].className="";
		tabs[1].className="";
		tabs[2].className="";
		tabs[4].className="";
		tab_line.className="four"
		box_1.style.display="none";
		box_2.style.display="none";
		box_3.style.display="none";
		box_4.style.display="block";
		box_5.style.display="none";
	}
	tabs[4].onclick=function(){
		this.className="sel";
		tabs[0].className="";
		tabs[1].className="";
		tabs[2].className="";
		tabs[3].className="";
		tab_line.className="four"
		box_1.style.display="none";
		box_2.style.display="none";
		box_3.style.display="none";
		box_4.style.display="none";
		box_5.style.display="block";
	}
}
window.onload=tab;