Adding blender cloths to a make human model I have added cloths in blender to a model imported from Make Human.
I linked it with the rig on the make human model using automatic weighting.

Normally it is alright:



But in some cases the model shows though the cloths:



Is there any way to prevent this from happening?
First you select the bone for the upper half of the arm, then edit the weightpaint map, in Weight Paint Mode (Ctrl + Tab, while in object mode), such that the parts that are not supposed to be affected by the bone are blue.