function highlightMenu() {
	
	var doc = document.location.href;
	var pageNameA = doc.split('/');
	
	var pageName = 'catalog';
	var folderName = pageNameA[pageNameA.length - 2];
	var fullPageName = pageNameA[pageNameA.length - 1]
	if(folderName == 'catalog' && ( fullPageName == 'index.html' || fullPageName == '' )) {
		pageName = 'catalog';
		
	} else {
		pageName = pageNameA[pageNameA.length - 1].split('.')[0];
	}
	
	var pId = 'link_' + pageName;
	//alert(pId);
	var el = document.getElementById(pId);
	if(el) {
		el.className = el.className + '_active';
	//	alert(el.getElementsByTagName("a")[0].innerHTML);
		el.innerHTML = el.getElementsByTagName("a")[0].innerHTML;
	}
}