SimplepersonalworldforumInternetoriginatedfromtheendofthesixtiesofthe20thcentury,andthebeginningoftheseventies,atthattime,AmericanMinistryofNationalDefenses,inordertofloodthehostcomputerinterconnectionsofdifferentmanufacturersinthemilitarybase,enablethemtocarryondatainterchangesothatresearchworkgoonsmoothly,thenestablishedARPAnetworkplan.ARPAplanstotrytobuildanetworksystem,whichcanjoincomputersofdifferentmanufacturers.Withsuccessofthisplan,everyacademicunit,researchinstitutionsplantoconnectwithArpanetthatARPAsetup.Intheeightiesthe20thcentury,Internetwasproducedwithtendency,itrepresentsoverthesetenyearsnetworksystemtocontainallpartsoftheworldconstructed.From1990,InternetwherethecommerceusesexpandsrapidlyinU.S.A.,fromthenetworksystemthatafewpeopleuseintothatcommonpeoplecanusetoo.FirstInternetresourcesservestillstayinthetextmode,in1989,aresearchgroupunderthephysicallaboratoryofquantum(CERN)startedtodevelopakindofbrand-newInternetservice,whichcanconveymultimediadatasuchasthepicture,text,image,sound,etc.inthenetwork.ThenthegroupledbyTimBurnersLeedevelopsakindofprincipalandsubordinate,distributednetworkservicesystem,thatisWWW,commonlycalledas"WWW".WWWactuallyistovisitsresourcesinconnectionwithWebserver,andthecontentmadeistheso-called"homepage".Therewillnotusuallybeonlyonepage,butthecontentofthewholewebsitewhenyouenterintothewebpage.“website"isanewdevelopingmediaatnetwork,anditbecomesareal-time,informationdisseminationchannelofthemultimediathroughInternet.Itscarriersaremainlyacomputer,whichcoversallpartsoftheworld,nonationalboundaries,noethnicgroup,andprovideserviceconstantly.Atpresent,peoplebegintocallwebsitesasthefourthnewsmediabeyondthebroadcast,TV,newspapersandperiodicals,characterbythe"share,notfair,notjust,innovating,internationalization,teamspirit",networkcivilizationhasbecomethesignsofthisera,peoplegetusedtoobtaininginformationthroughInternetnetworkmoreandmore,issuingonwebsitesfromsocialunderstandingoflifeandsuggestioncorrectlythrough---本文来源于网络,仅供参考,勿照抄,如有侵权请联系删除---Internet.Thecomputertechnologydevelopstowardthenetworked,integrateddirectionrapidly.Theapplicationsoftwareofthetraditionaluniteditioniswithdrawingfromthestagegradually,thesubstituteistosupportthenetwork,supporttheapplicationsoftwareofnetworkeditionofnewgenerationoftheinformationofmanykindsofdata(multimedia),inthesoftwareofnetworkedition,therearetwokindsofdifferenttrendsatpresent,onekindiscalledthecustomerend--C/Sstructuralapplicationsystemoftheserver,itisofatightlyknitstructure,itishighefficiencytorun,theendpressureoftheserverissmall,theadvantagesuchasbeinggoodofsecurity,isappliedtotheLANextensively.Andanotherkind,isadoptedbythisgraduationproject,iscalledthebrowser--B/Sstructuralapplicationsystemoftheserver,itscharacteristicisthatithasadoptedthepowerfulbrowsersoftwareonthecustomerendastheinterfacedirectly,itsadvantageliesinitshighdevelopmentefficiency,thecustomerendisnotrestrictedbyoperatingplatform,restrictedbyregioneither,networkpersonwhotransmitlittle,suitableforLAN,applytoInternet,anditislittle,withinstanteffecttoinvest,usersneedn'tcarryontheinvestmentoftheserver,butgotorent,thereforereceivemoreandmoremediumandsmall-scaleunitfavors.Javaprogramminglanguage(Javaprogramminglanguage)isoutofthecommon:Javaprocedurecancompile(changeintoonecallJavabyteintermedia...