function loadVisual(){
	if(window.location.search.indexOf('visual') != -1){
		 uri = window.location.search;
		 urlquery=uri.split("visual=")
		 vid = urlquery[1];
	} else {
    	  vid = Math.round(Math.random()*10);
	  if(vid<1)vid=1;
    	  if(vid>6)vid=6;
	}
	document.getElementById('visual'+vid).style.display = 'block';
	document.getElementById('info'+vid).style.display = 'block';
	document.getElementById('box'+vid).style.backgroundColor = '#666';
	 
}