function tab_oahu() {

//	alert('tab_oahu');
	document.i_oahu.src   = '/nana/img/top_re/tab_new/tab_oahu_on.gif';
	document.i_hawaii.src = '/nana/img/top_re/tab_new/tab_hawaii.gif';
	document.i_maui.src   = '/nana/img/top_re/tab_new/tab_maui.gif';
	document.i_kauai.src  = '/nana/img/top_re/tab_new/tab_kauai.gif';
}
function tab_hawaii() {

//	alert('tab_hawaii');
	document.i_oahu.src   = '/nana/img/top_re/tab_new/tab_oahu.gif';
	document.i_hawaii.src = '/nana/img/top_re/tab_new/tab_hawaii_on.gif';
	document.i_maui.src   = '/nana/img/top_re/tab_new/tab_maui.gif';
	document.i_kauai.src  = '/nana/img/top_re/tab_new/tab_kauai.gif';
}
function tab_maui() {

//	alert('tab_maui');
	document.i_oahu.src   = '/nana/img/top_re/tab_new/tab_oahu.gif';
	document.i_hawaii.src = '/nana/img/top_re/tab_new/tab_hawaii.gif';
	document.i_maui.src   = '/nana/img/top_re/tab_new/tab_maui_on.gif';
	document.i_kauai.src  = '/nana/img/top_re/tab_new/tab_kauai.gif';
}
function tab_kauai() {

//	alert('tab_kauai');
	document.i_oahu.src   = '/nana/img/top_re/tab_new/tab_oahu.gif';
	document.i_hawaii.src = '/nana/img/top_re/tab_new/tab_hawaii.gif';
	document.i_maui.src   = '/nana/img/top_re/tab_new/tab_maui.gif';
	document.i_kauai.src  = '/nana/img/top_re/tab_new/tab_kauai_on.gif';
}

function setNum() {

//	tab_oahu();
	YAHOO.util.Event.addListener('a_oahu','click',tab_oahu);
	YAHOO.util.Event.addListener('a_hawaii','click',tab_hawaii);
	YAHOO.util.Event.addListener('a_maui','click',tab_maui);
	YAHOO.util.Event.addListener('a_kauai','click',tab_kauai);
}

function init() {
//	alert('ok');
	setNum();
}
YAHOO.util.Event.onDOMReady(init);