/*********************************************************************
File Name:	tab.js
File Info:	Javascript
Author:		Naoki WATANABE
		WEB DESIGN LAB
		http://designer.jpn.org/
Last Modified:	10.01.2009
*********************************************************************/

/*--------------------------------------------------------------------
Script
--------------------------------------------------------------------*/

window.onload = function() {
	ShiftTab('tabA','url(./lib/img/mTab1_on.gif)');
	ShiftContainer('tab1');
}

function ShiftTab(tabContainer,tab) {
	document.getElementById('tabA').style.backgroundImage = 'url(./lib/img/mTab1_on.gif)';
	document.getElementById('tabB').style.backgroundImage = 'url(./lib/img/mTab2_on.gif)';
	document.getElementById('tabC').style.backgroundImage = 'url(./lib/img/mTab3_on.gif)';
	document.getElementById('tabD').style.backgroundImage = 'url(./lib/img/mTab4_on.gif)';
if(tabContainer) {
	document.getElementById(tabContainer).style.backgroundImage = tab;
	}
}

function ShiftContainer(tabContainer) {
	document.getElementById('tab1').style.display = 'none';
	document.getElementById('tab2').style.display = 'none';
	document.getElementById('tab3').style.display = 'none';
	document.getElementById('tab4').style.display = 'none';
if(tabContainer) {
	document.getElementById(tabContainer).style.display = 'block';
	}
}