dhtmlx.alert tittle can not get currect style

Dear dir,
i use 5.0 version,
when i use dhtmlx.alert,
i do not know, why i can not get current style.



Hi,

Which skin you are using?
Please be sure that dhtmlx.css file was not cached

Dear sir,
i use default skin,
and do not use cache


On your screenshot, both dhtmlx.js and dhtmlx.css are cached ( status 304 - Not Modified )

Dear sir

the same