function showHideBlock(obj) {
	if (eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.visibility') == "hidden") {
		eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.display = "block"');
		eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.visibility = "visible"');
	} else {
 		eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.display = "none"');
 		eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.visibility = "hidden"');
	}
}
function showDiv(obj) {
 	eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.display = "block"');
	eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.visibility = "visible"');
}
function hideDiv(obj) {
	eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.display = "none"');
	eval(blockSTART + '"' + obj + '"' + blockEND + styleS + '.visibility = "hidden"');
}

var listIndicesMenu = new Array();
function showBlockMenu(menu) {
	hideBlockMenu();
 	eval(blockSTART + '"' + menu + '"' + blockEND + styleS + '.visibility = "visible"');
}

function hideBlockMenu() {
	for (var i = 0 ; i < listIndicesMenu.length ; i++)
 		eval(blockSTART + '"menu' + listIndicesMenu[i] + '"' + blockEND + styleS + '.visibility = "hidden"');
}

function showBlockABC(code1, code2) {
	hideBlockABC();
 	eval(blockSTART + '"title"' + blockEND + '.innerHTML = "' + listTitlesABC[code1] + '"');
 	eval(blockSTART + '"chap' + code1 + '"' + blockEND + styleS + '.display = "block"');
 	eval(blockSTART + '"chap' + code1 + '"' + blockEND + styleS + '.visibility = "visible"');
	location = "#chap" + code1 + "_" + code2;
}

function hideBlockABC() {
	for (var i = 0 ; i < listTitlesABC.length ; i++) {
 		eval(blockSTART + '"chap' + i + '"' + blockEND + styleS + '.display = "none"');
 		eval(blockSTART + '"chap' + i + '"' + blockEND + styleS + '.visibility = "hidden"');
	}
}

function showBlockFAQ(code) {
	if (eval(blockSTART + '"chap' + code + '"' + blockEND + styleS + '.visibility') == "hidden") {
		eval(blockSTART + '"chap' + code + '"' + blockEND + styleS + '.display = "block"');
		eval(blockSTART + '"chap' + code + '"' + blockEND + styleS + '.visibility = "visible"');
	} else {
 		eval(blockSTART + '"chap' + code + '"' + blockEND + styleS + '.display = "none"');
 		eval(blockSTART + '"chap' + code + '"' + blockEND + styleS + '.visibility = "hidden"');
	}
}

var currletter = "A";

function showBlockGLOSSARY(letter) {
	hideBlockGLOSSARY(currletter);
 	eval(blockSTART + '"' + letter + '"' + blockEND + styleS + '.display = "block"');
 	eval(blockSTART + '"' + letter + '"' + blockEND + styleS + '.visibility = "visible"');
 	eval(blockSTART + '"Sommaire_' + letter + '"' + blockEND + styleS + '.display = "block"');
 	eval(blockSTART + '"Sommaire_' + letter + '"' + blockEND + styleS + '.visibility = "visible"');
	currletter = letter;
}

function hideBlockGLOSSARY(currletter) {
	eval(blockSTART + '"' + currletter + '"' + blockEND + styleS + '.display = "none"');
	eval(blockSTART + '"' + currletter + '"' + blockEND + styleS + '.visibility = "hidden"');
	eval(blockSTART + '"Sommaire_' + currletter + '"' + blockEND + styleS + '.display = "none"');
	eval(blockSTART + '"Sommaire_' + currletter + '"' + blockEND + styleS + '.visibility = "hidden"');
	
}