Dlog-Load user pref string

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Function to retrive user preferences from the file "SavedSettingsUser.xml", if it fails it will return a default value. The preferences must be set beforehand using the routine "SetSavedSetting". By Orso B. Schmid

{ Orso B. Schmid ************************************************ }
{ loads whatever user setting from SavedSettingsUser/XML: STRING }
{ if this fails, it sets a predefined default value }
FUNCTION D_LoadUserPrefStr(XMLcategory, XMLelem, defVal: STRING): STRING;
		value : STRING; 
		D_LoadUserPrefStr := defVal;
		IF GetSavedSetting(XMLcategory, XMLelem, value) THEN
			D_LoadUserPrefStr := value;