if (countitem(item_id)<quality || countitem(item_id)<quality) {
getitem item_id,quality;
dispbottom "You need [ blablabla ].";
}
if (countitem(item_id)>quality && countitem(item_id)>quality) {
delitem item_id,quality;
delitem item_id,quality;
getitem callfunc("F_Rand",item_id,item_id,item_id,.......),1;
}
maybe can help you