+ tagHt[key]->SetValue(content);
+ string vr = tagHt[key]->GetVR();
+ guint32 lgr;
+
+ if( (vr == "US") || (vr == "SS") )
+ lgr = 2;
+ else if( (vr == "UL") || (vr == "SL") )
+ lgr = 4;
+ else
+ lgr = content.length();
+
+ tagHt[key]->SetLength(lgr);