function showContent(theDiv, elAnchorTag){
	var Dom = YAHOO.util.Dom; 
	var elNos = Dom.getElementsByClassName('video-tour-div', 'div').length;
	var elDiv;
	var elObj;

	
	var theAnchorTag = Dom.getElementsByClassName('video-tour-list-active', 'li')[0].id;
	Dom.removeClass(theAnchorTag, 'video-tour-list-active');
	Dom.addClass(elAnchorTag, 'video-tour-list-active');
	
	elDiv = Dom.getElementsByClassName('video-tour-div-show', 'div')[0].id;
	Dom.removeClass(elDiv, 'video-tour-div-show');
	Dom.addClass(elDiv, 'video-tour-div');
	
	
	
	for(i=0;i<=elNos;i++){
		elObj = Dom.getElementsByClassName('video-tour-div', 'div');	
		if(elObj[i]!==undefined){
			elDiv = elObj[i].id;

			if(elDiv == theDiv){
				Dom.removeClass(theDiv, 'video-tour-div');
				Dom.addClass(theDiv, 'video-tour-div-show');
			}
		}
	}	
}

var element 
function init_list(){
	element = document.getElementById('video-tour-list');
	if(element !=null){
		YAHOO.util.Event.addListener(element, 'click', handleClick);
	}
} 

YAHOO.util.Event.onDOMReady(init_list);


function handleClick(e) {
    element = e.target || e.srcElement;
	showContent('video-tour-div'+element.id, element.id);
}