if (document.images) { 
        
        titlePort = new Image
        titleSite = new Image
        titleReq = new Image
        titleBus = new Image
        titleWho = new Image
        titleRan = new Image
        titleMail = new Image
        
        titlePort.src = 'revolve/revportfolio.gif'
        titleSite.src = 'revolve/revwelcome.gif'
        titleReq.src = 'revolve/revrequest.gif'
        titleBus.src = 'revolve/revdetail.gif'
        titleWho.src = 'revolve/revabout.gif'
        titleRan.src = 'revolve/revrand.gif'
        titleMail.src = 'revolve/revmail.gif'
} 
else {
        titlePort = ""
        titleSite = ""
        titleReq = ""
        titleBus = ""
        titleWho = ""
        titleRan = ""
        titleMail = ""
        document.title = ""
        

        
}