function setSite(){
	suber = document.getElementById('sub').offsetHeight;
	suber1 = ((suber-document.getElementById('sub1').offsetHeight)*0.0625) + parseFloat(document.getElementById('sub1').style.borderBottomWidth);
	suber2 = ((suber-document.getElementById('sub2').offsetHeight)*0.0625) + parseFloat(document.getElementById('sub2').style.borderBottomWidth);
	suber3 = ((suber-document.getElementById('sub3').offsetHeight)*0.0625) + parseFloat(document.getElementById('sub3').style.borderBottomWidth);
	document.getElementById('sub1').style.borderBottomWidth = suber1+"em";
	document.getElementById('sub2').style.borderBottomWidth = suber2+"em";
	document.getElementById('sub3').style.borderBottomWidth = suber3+"em";
}