sclogclear(); 
function exec(navReq) // #166 {	var rn, rd, rs, rt, seqReq;	sclog("OverallSequencing [OP.1]", "ps");		rn = navigationRequest(navReq);		if (!rn.valid) 	{		return rn;	}	seqReq = rn.sequencingRequest;		if (rn.terminationRequest && state>0)  	{		rt = terminationRequest(rn.terminationRequest);		if (!rt.valid) 		{			return rt;		}		if (rt.sequencingRequest)		{			seqReq = rt.sequencingRequest; 		} 	}		if (seqReq) 	{		rs = sequencingRequest(seqReq, activities[navReq.target]);		if (!rs.valid) 		{			return rs;		}		if (rs.endSequencingSession) 		{			return endSequencingSession();		} 		if (rs.deliveryRequest) 		{			rd = deliveryRequest(rs.deliveryRequest);			if (!rd.valid) 			{				return rd;			}			return contentDeliveryEnvironment(rs.deliveryRequest);		}	} }
6251	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6251/9ff21dfd0af70eacbffb05e0c9f9e96699daf044/sn.js/buggy/Modules/Scorm2004/scripts/sn.js