// JavaScript Document

function set_letter_active(letter_active){
	var letter=new Array("A","B","C","D","E","F","G","I","K","M","N","O","P","R","S","T","U","V");
var letter_visible=new Array("A_visible","B_visible","C_visible","D_visible","E_visible","F_visible","G_visible","I_visible","K_visible","M_visible","N_visible","O_visible","P_visible","R_visible","S_visible","T_visible","U_visible","V_visible");
var letter_active_visible="";
	
	for (var i = 0; i < letter.length; i++)  {

if(document.getElementById(letter_visible[i])!=null) document.getElementById(letter_visible[i]).setAttribute("id", letter[i]);		
if(document.getElementById(letter[i])!=null) document.getElementById(letter[i]).setAttribute("class", "dispNone");
	
	}
	
	if(letter_active!="") {
		document.getElementById(letter_active).setAttribute("class", "dispNo");

		document.getElementById('Pbody').setAttribute("class", "mBottom45");
		
		for (var i = 0; i < letter.length; i++)  {
			if(letter[i]==letter_active){
				document.getElementById(letter_active).setAttribute("id", letter_visible[i]);
				letter_active_visible=letter_visible[i];
			}
		}
Glossario_setDivHeight(letter_active_visible, 'contenutoDx', 'contenutoSx');
	}
	else { 
	document.getElementById('Pbody').setAttribute("class", "mBottom150");
	Glossario_setDivHeight('intro', 'contenutoDx', 'contenutoSx');
	}
}


function Glossario_setDivHeight(divRif, col1, col2) {
	var divRifHeight = document.getElementById(divRif).offsetHeight;
	var col1Height = document.getElementById(col1).offsetHeight;
	var px_to_add=200;
		var newHeight = divRifHeight +px_to_add
		//document.getElementById(col1).style.height = newHeight + "px";
			document.getElementById(col2).style.height = newHeight + "px";
}