Nowmorethanever,theWebisamajorvehicleforcorporateandpersonalcommunications.WebsitescarrysatelliteimagesofEarthinitsentirety,searchforlifeinouterspace,andhousepersonalphotoalbums,businessshoppingcarts,andproductlists.ManyofthosewebsitesaredrivenbyPHP,anopensourcescriptinglanguagep