function populateRECoverages() {
	
	// Get the record we are on right now.
	var re = currentRecord.get();
			
	// Get the record we are copying from.
	var copy_re_id = 12345;
	
	var copy_re = record.load({
		type: 'returnauthorization',
		id: copy_re_id,
		isDynamic: true,
	});
		
	var copy_re_line_count = copy_re.getLineCount({sublistId: 'item'});
    					
	for(var i = 0; i < copy_re_line_count; i++) {
			
		console.log('adding line ' + i + ' item ' + copy_re.getSublistValue({sublistId : 'item', fieldId : 'item', line : i}));
    						
		// Get the line, and add it to our current RE.
		re.selectNewLine({sublistId: 'item'});
    		
		// Set all of these, starting with the item.       
		var item_id = copy_re.getSublistValue({sublistId : 'item', fieldId : 'item', line : i});
    		
		console.log('adding item...');
		re.setCurrentSublistValue({
    		sublistId: 'item',
    		fieldId: 'item',
    		value: item_id,
			fireSlavingSync: true
		});
		
		// PROBLEM!  Console displays "done" but line doesn't appear yet in UI
		console.log('done...');
		    		    		
		// Do other stuff like setting itemoptions and other column values properly here...
		// PROBLEM!  Doesn't work if this is an itemoption, because those aren't populated yet!
		/*re.setCurrentSublistValue({
    		sublistId: 'item',
    		fieldId: 'custol_some_other_field',
    		value: 1
		});*/
		
		
    	// Save the line	
        re.commitLine({
            sublistId: 'item'
        });
	        			
	}				
			
}