if(document.images) {
    ButtonNew = new Image
    ButtonNew.src ="images/about_3.gif"

    ButtonNew2 = new Image
    ButtonNew2.src ="images/about_3_over.gif"

    ButtonNew3 = new Image
    ButtonNew3.src ="images/port_3.gif"

    ButtonNew4 = new Image
    ButtonNew4.src ="images/port_3_over.gif"

    ButtonNew5 = new Image
    ButtonNew5.src ="images/services_3.gif"

    ButtonNew6 = new Image
    ButtonNew6.src ="images/services_3_over.gif"
	
	ButtonNew7 = new Image
    ButtonNew7.src ="images/contact_3.gif"

    ButtonNew8 = new Image
    ButtonNew8.src ="images/contact_3_over.gif"
	
    }
    else {
     ButtonNew = ""
     ButtonNew2 = ""
     ButtonNew3 = ""
     ButtonNew4 = ""
     ButtonNew5 = ""
     ButtonNew6 = ""
	 ButtonNew7 = ""
     ButtonNew8 = ""
	 ButtonNew9 = ""
	 ButtonNew10 = ""
    }