public void pokupiPodatke() 
	{
		if(rdbtnOracle.isSelected()) {
			tip = textField_Host.getText() + " - Oracle";
			kon = new OracleKonekcija(textField_User.getText(), textField_Pass.getText(), textField_Host.getText(), textField_Port.getText(), textField_dbName.getText());
		}
		else if(rdbtnPostgresql.isSelected()) {
			tip = textField_Host.getText() + " - PostgreSQL";
			kon = new PostgreKonekcija(textField_User.getText(), textField_Pass.getText(), textField_Host.getText(), textField_Port.getText(), textField_dbName.getText());
		}
		else if(rdbtnMssql.isSelected()) {
			tip = textField_Host.getText() + " - MSSQL";
			kon = new MssqlKonekcija(textField_User.getText(), textField_Pass.getText(), textField_Host.getText(), textField_Port.getText(), textField_dbName.getText());
		}
		else {
			tip = textField_Host.getText() + " - MySQL";
			kon = new MysqlKonekcija(textField_User.getText(), textField_Pass.getText(), textField_Host.getText(), textField_Port.getText(), textField_dbName.getText());
		}
	}