function loadAccordions() {
	var NormalAccordion = new accordion('vertical_container',{
		classNames : {
			toggle : 'accordion_toggle',
			toggleActive : 'accordion_toggle_active',
			content : 'accordion_content'
		}
	});
			
	var NestedAccordion1 = new accordion('nested_container1', {
		classNames : {
			toggle : 'nested_accordion_toggle',
			toggleActive : 'nested_accordion_toggle_active',
			content : 'nested_accordion_content'
		}
	});
			
	var NestedAccordion2 = new accordion('nested_container2', {
		classNames : {
			toggle : 'nested_accordion_toggle',
			toggleActive : 'nested_accordion_toggle_active',
			content : 'nested_accordion_content'
		}
	});
						
	var NestedAccordion3 = new accordion('nested_container3', {
		classNames : {
			toggle : 'nested_accordion_toggle',
			toggleActive : 'nested_accordion_toggle_active',
			content : 'nested_accordion_content'
		}
	});
									
	var NestedAccordion4 = new accordion('nested_container4', {
		classNames : {
			toggle : 'nested_accordion_toggle',
			toggleActive : 'nested_accordion_toggle_active',
			content : 'nested_accordion_content'
		}
	});
	
	NormalAccordion.loadactivate($$('#vertical_container .accordion_toggle')[0]);

};

// ユーザーエージェント
var userAgent = navigator.userAgent.toLowerCase();

// ページの構築が完了したらloadを呼び出す
(function(){
	if(document.addEventListener){ // opera,safari,mozilla向け
		document.addEventListener("DOMContentLoaded", loadAccordions, false);
	} else if(/msie/.test(userAgent)){ // IE向け
		try {
			document.documentElement.doScroll("left");
		} catch(error){
			setTimeout(arguments.callee, 0);
			return;
		}
		loadAccordions();
	} else { // その他
		window.onload = loadAccordions;
	}
})();