//preload images
	//Submit button
	img1 = new Image();
	img1.src = "css/localimg/policy-hover.jpg";
	img2 = new Image();
	img2.src = "css/localimg/policy-link.jpg";
	img3 = new Image();
	img3.src = "css/localimg/sub-link.jpg";
	img4 = new Image();
	img4.src = "css/localimg/sub-hover.jpg";
	//Logo
	logo = new Image();
	logo.src = "css/localimg/sflogo.png";
	//menu
	img5 = new Image();
	img5.src = "css/localimg/submit1.png";
	img6 = new Image();
	img6.src = "css/localimg/submit2.png";
	img7 = new Image();
	img7.src = "css/localimg/link1.png";
	img8 = new Image();
	img8.src = "css/localimg/link2.png";
	img9 = new Image();
	img9.src = "css/localimg/back1.png";
	img10 = new Image();
	img10.src = "css/localimg/back2.png";