// JavaScript Document
var tab = {
init: function(){
var tabs = this.setup.tabs;
var tpages = this.setup.tpages;
 
for(i=0; i<tpages.length; i++) {
if(i !== 0) tpages[i].style.display = 'none';
tabs[i].onclick = function(){ tab.showpage(this); return false; };
}
},
 
showpage: function(obj){
var tabs = this.setup.tabs;
var tpages = this.setup.tpages;
var num;
 
for(num=0; num<tabs.length; num++) {
if(tabs[num] === obj) break;
}
 
for(var i=0; i<tpages.length; i++) {
if(i == num) {
tpages[num].style.display = 'block';
tabs[num].className = 'present';
}
else{
tpages[i].style.display = 'none';
tabs[i].className = null;
}
}
}
}