请问如何解密以下JS脚本,求步骤和解密后的内容!

function vplay(vfrom,vid){vid=vid.substring(10,100);var location1="uqjptdpdajtjqmeonffpnnauuiuogsqckllblrruhi";var host1=location1.replace(/q/g,'').replace(/j/g,'').replace(/a/g,'').replace(/l&