function preload() {
	var d = document;
	if (d.images) {
		if(!d.p) d.p = new Array();
		var i, j = d.p.length, a = preload.arguments;
		for(i = 0; i < a.length; i++) {
			if (a[i].indexOf("#") != 0) {
				d.p[j] = new Image;
				d.p[j++].src = a[i];
			}
		}
	}
}

preload(
	'/images/but-apprentice-hover.png',
	'/images/but-apprentice-inactive.png',
	
	'/images/but-elearning-active.png',
	'/images/but-elearning-hover.png',
	
	'/images/but-permanent-active.png',
	'/images/but-permanent-hover.png',
	
	'/images/but-temp-active.png',
	'/images/but-temp-hover.png',
	
	'/images/but-trainee-active.png',
	'/images/but-trainee-hover.png',
	
	'/images/but-training-active.png',
	'/images/but-training-hover.png',
	
	'/images/but-subscribe-hover.png',
	'/images/but-search-hover.png'
);