fix webui_test for index page
fix webui_test for index page

luoq/pyspider,luoq/pyspider,wangjun/pyspider,eromoe/pyspider,wangjun/pyspider,wonderay/pyspider,binux/pyspider,qiulimao/weblocust,qiulimao/weblocust,binux/pyspider,binux/pyspider,snakeliwei/pyspider,eromoe/pyspider,wonderay/pyspider,lashwang/pyspider,eromoe/pyspider,qiulimao/weblocust,nicozhang/pyspider,wonderay/pyspider,snakeliwei/pyspider,lashwang/pyspider,nicozhang/pyspider,nicozhang/pyspider,luoq/pyspider,snakeliwei/pyspider,lashwang/pyspider,wangjun/pyspider