function goTo(div1, div2, div3, div4){
	thumb1 = 'thumb_' + div1
	thumb2 = 'thumb_' + div2
	thumb3 = 'thumb_' + div3
	thumb4 = 'thumb_' + div4
	
	document.getElementById(thumb1).style.border='solid 1px #ffffff';
	document.getElementById(thumb2).style.border='solid 1px #999';
	document.getElementById(thumb3).style.border='solid 1px #999';
	document.getElementById(thumb4).style.border='solid 1px #999';
	
	div1 = 'selector_' + div1
	div2 = 'selector_' + div2
	div3 = 'selector_' + div3
	div4 = 'selector_' + div4

	document.getElementById(div1).style.opacity=100;
	document.getElementById(div2).style.opacity=0;
	document.getElementById(div3).style.opacity=0;
	document.getElementById(div4).style.opacity=0;
	document.getElementById(div1).style.visibility='visible';
	document.getElementById(div2).style.visibility='hidden';
	document.getElementById(div3).style.visibility='hidden';
	document.getElementById(div4).style.visibility='hidden';
}

function reset(div){
	document.getElementById(div).style.border='solid 1px #999'
}