//preload for the demo, buy now and home images
function preloadimages() {
preload('img1_on','../images/button1_on.gif')
preload('img2_on','../images/button2_on.gif')
preload('img3_on','../images/button3_on.gif')
preload('img4_on','../images/button4_on.gif')
preload('img5_on','../images/button5_on.gif')
preload('img6_on','../images/button6_on.gif')
preload('img7_on','../images/button7_on.gif')
preload('img1_over','../images/button1_over.gif')
preload('img2_over','../images/button2_over.gif')
preload('img3_over','../images/button3_over.gif')
preload('img4_over','../images/button4_over.gif')
preload('img5_over','../images/button5_over.gif')
preload('img6_over','../images/button6_over.gif')
preload('img7_over','../images/button7_over.gif')
preload('img1','../images/button1.gif')
preload('img2','../images/button2.gif')
preload('img3','../images/button3.gif')
preload('img4','../images/button4.gif')
preload('img5','../images/button5.gif')
preload('img6','../images/button6.gif')
preload('img7','../images/button7.gif')
}

preload('img1_on','../images/button1_on.gif')
preload('img2_on','../images/button2_on.gif')
preload('img3_on','../images/button3_on.gif')
preload('img4_on','../images/button4_on.gif')
preload('img5_on','../images/button5_on.gif')
preload('img6_on','../images/button6_on.gif')
preload('img7_on','../images/button7_on.gif')
preload('img1_over','../images/button1_over.gif')
preload('img2_over','../images/button2_over.gif')
preload('img3_over','../images/button3_over.gif')
preload('img4_over','../images/button4_over.gif')
preload('img5_over','../images/button5_over.gif')
preload('img6_over','../images/button6_over.gif')
preload('img7_over','../images/button7_over.gif')
preload('img1','../images/button1.gif')
preload('img2','../images/button2.gif')
preload('img3','../images/button3.gif')
preload('img4','../images/button4.gif')
preload('img5','../images/button5.gif')
preload('img6','../images/button6.gif')
preload('img7','../images/button7.gif')