// parrams array
// contentId - ID of content element
// expandedClass - class name of header element when expanded
// collapsedClass - class name of header element when collapsed
function lgktree_click(elId,params) {
	
	// Check if collapsed
	if ($(elId).className == params['expandedClass']) {

		$(elId).className = params['collapsedClass'];

		$(params['contentId']).style.display = '';
		Effect.BlindUp(params['contentId'],{
			duration: 0.3,
			afterFinish: function(ef) {
				//$(params['contentId']).className = 'lgktreeContentCollapsed';
			}
		});
			
	} else {
		$(elId).className = params['expandedClass'];

		Effect.BlindDown(params['contentId'],{
			duration: 0.5,
			afterFinish: function(ef) {
				$(params['contentId']).className = 'lgktreeContentExpanded';
			}
		});
	}
	
}