welcome: Fix the welcome page's bug.
welcome: Fix the welcome page's bug.

yapengsong/ovirt-engine,zerodengxinchao/ovirt-engine,yingyun001/ovirt-engine,eayun/ovirt-engine,zerodengxinchao/ovirt-engine,yingyun001/ovirt-engine,yingyun001/ovirt-engine,yapengsong/ovirt-engine,walteryang47/ovirt-engine,walteryang47/ovirt-engine,walteryang47/ovirt-engine,yapengsong/ovirt-engine,zerodengxinchao/ovirt-engine,zerodengxinchao/ovirt-engine,yingyun001/ovirt-engine,yapengsong/ovirt-engine,zerodengxinchao/ovirt-engine,eayun/ovirt-engine,yingyun001/ovirt-engine,eayun/ovirt-engine,walteryang47/ovirt-engine,walteryang47/ovirt-engine,eayun/ovirt-engine,yapengsong/ovirt-engine,eayun/ovirt-engine