var days = new Array("","Sun","Mon","Tues","Wed","Thurs","Fri","Sat");
var months = new Array("","Jan","Feb","Mar","Apr","May","June","July","Aug","Sept","Oct","Nov","Dec"); 

var dateObj = new Date()
var day = days[dateObj.getDay() + 1]
var month = months[dateObj.getMonth() + 1]
var year  = dateObj.getFullYear()
var date = dateObj.getDate()

button0On = new Image();
button0On.src = "images/button_systems_02.jpg";
button0Off = new Image();
button0Off.src = "images/button_systems_01.jpg";
button1On = new Image();
button1On.src = "images/button_adapters_02.jpg";
button1Off = new Image();
button1Off.src = "images/button_adapters_01.jpg";
button2On = new Image();
button2On.src = "images/button_cables_02.jpg";
button2Off = new Image();
button2Off.src = "images/button_cables_01.jpg";

button3On = new Image();
button3On.src = "images/button_memory_02.jpg";
button3Off = new Image();
button3Off.src = "images/button_memory_01.jpg";
button4On = new Image();
button4On.src = "images/button_mice_02.jpg";
button4Off = new Image();
button4Off.src = "images/button_mice_01.jpg";
button5On = new Image();
button5On.src = "images/button_software_02.jpg";
button5Off = new Image();
button5Off.src = "images/button_software_01.jpg";

function highlight(imagename) {
            imageon = eval (imagename + "On.src");
            document [imagename].src = imageon;
}

function unhighlight(imagename) {
            imageoff = eval (imagename + "Off.src");
            document [imagename].src = imageoff;
}