var lastBox;
function openFaqBox(id) {
	if ( lastBox ){ 
		document.getElementById('faq-box-tab-'+lastBox).style.backgroundImage = bgArrowRight;
		document.getElementById('faq-box-content-'+lastBox).style.display = "none";
		location="#box-"+lastBox;
	}
	document.getElementById('faq-box-tab-'+id).style.backgroundImage=bgArrowDown;
	document.getElementById('faq-box-content-'+id).style.display = "block";
	location="#box-"+id;
	lastBox = id;
}

function getParameters() { 
	 /* Parameter holen */
	var parameters = document.location.href.split('#')[1]; 
	/* ID holen */
	if ( parameters ){
		return parameters.split('-')[1];
	}
	else{
		return null;
	}
}

function openFirstBox(){
	var id = getParameters();
	
	if ( id != null && document.getElementById('faq-box-content-'+id) ){
		openFaqBox(id);
	}
}