var arr_level= new Array();
	arr_level[0] = ['8','No qualifications'];
	arr_level[1] = ['9','High school'];
	arr_level[2] = ['10','Intermediate'];
	arr_level[3] = ['11','Colleges'];
	arr_level[4] = ['12','University'];
	arr_level[5] = ['13','Postgraduate'];
	arr_level[6] = ['15','Not required'];
	arr_level[7] = ['14','Orther'];