var allHTMLTags = new Array();

function getElementByClass(theClass)
{

	var allHTMLTags=document.getElementsByTagName("*");

	for (i=0; i<allHTMLTags.length; i++)
	{
		if (allHTMLTags[i].className==theClass)
		{
			allHTMLTags[i].style.display="none";
		}
	}
}

function openMenu($id)
{

	if ( $id > 0 )
	{

		getElementByClass("contentMenu");
		document.getElementById("contentMenu_" + $id).style.display = "block";

	}

}

function closePopup()
{

	document.getElementById('popup').style.display = "none";

}

UTF8 = {
	encode: function(s){
		for(var c, i = -1, l = (s = s.split("")).length, o = String.fromCharCode; ++i < l;
			s[i] = (c = s[i].charCodeAt(0)) >= 127 ? o(0xc0 | (c >>> 6)) + o(0x80 | (c & 0x3f)) : s[i]
		);
		return s.join("");
	},
	decode: function(s){
		for(var a, b, i = -1, l = (s = s.split("")).length, o = String.fromCharCode, c = "charCodeAt"; ++i < l;
			((a = s[i][c](0)) & 0x80) &&
			(s[i] = (a & 0xfc) == 0xc0 && ((b = s[i + 1][c](0)) & 0xc0) == 0x80 ?
			o(((a & 0x03) << 6) + (b & 0x3f)) : o(128), s[++i] = "")
		);
		return s.join("");
	}
};