if(document.images) {
img1 = new Image
img1.src = 'images/details.gif'
img1a = new Image
img1a.src = 'images/details1.gif'

img2 = new Image
img2.src = 'images/quote.gif'
img2a = new Image
img2a.src = 'images/quote1.gif'

img3 = new Image
img3.src = 'images/history.gif'
img3a = new Image
img3a.src = 'images/history1.gif'

img4 = new Image
img4.src = 'images/order.gif'
img4a = new Image
img4a.src = 'images/order1.gif'

img5 = new Image
img5.src = 'images/samples.gif'
img5a = new Image
img5a.src = 'images/samples1.gif'
}
else {
img1 = ""
img1a = ""
img2 = ""
img2a = ""
img3 = ""
img3a = ""
img4 = ""
img4a = ""
img5 = ""
img5a = ""

document.a = ""
document.b = ""
document.c = ""
document.d = ""
document.e = ""
}