var gl_questions = new Array();
var title_lang;
var gl_general_lang = new Object;
//var gl_navigation_lang = new Object;
get_lang_data('/compad/include/lang/eng/lang.xml',false);
var undefined;

/**
function open_close_answer(index)
@description - hide or show the answer after the question
@author Yuval Dayan
@param index  - the index of the div
@return none
**/
function open_close_answer(index)
{
	var elm = document.getElementById('answer'+index);
	var btn_elm = document.getElementById('button'+index);
	var title_elm = document.getElementById('title'+index);
	var d3_elm = document.getElementById('d3');
	
	if(elm.style.display == 'none' || elm.style.display == '')
	{
		elm.style.display = 'block';
		btn_elm.src = 'img/minus.jpg';
		title_elm.style.fontWeight='bold';
		d3_elm.height_att += elm.clientHeight;
	}
	else
	{
		d3_elm.height_att -= elm.clientHeight;
		elm.style.display = 'none';
		btn_elm.src = 'img/plus.jpg';
		title_elm.style.fontWeight='normal';
	}
	d3_elm.style.height=d3_elm.height_att;
}

function get_lang_data(url,async)
{
	var xmlDoc = makeDocument(async);
	xmlDoc.load(url);
	//get the faq questions
	var docData = xmlDoc.getElementsByTagName('faq');
	if(docData.length > 0)
	{
		//get the main title
		var main_titles = docData[0].getElementsByTagName('main_title');
		if(main_titles.length > 0)
		{
			title_lang = main_titles[0].firstChild.nodeValue;
		}
		var questions = docData[0].getElementsByTagName('question');
		var length = questions.length;
		for(var i=0;i<length;i++)
		{
			gl_questions[i] = new Array();
			var title = questions[i].getElementsByTagName('title');
			var answer = questions[i].getElementsByTagName('answer');
			gl_questions[i]["title"] =  title[0].firstChild.nodeValue;
			gl_questions[i]["answer"] =  answer[0].firstChild.nodeValue.replace(/\n/g,'<br>');
		}
	}
	//get the general language data
	/*docData = xmlDoc.getElementsByTagName('general');
	if(docData.length > 0)
	{
		var data = docData[0].getElementsByTagName('copyright');
		if(data.length > 0)
		{
			gl_general_lang['copyright'] = data[0].firstChild.nodeValue;
		}
		data = docData[0].getElementsByTagName('navigation');
		if(data.length > 0)
		{
			data = data[0].firstChild;
			for(var i=0;data;i++)
			{
				gl_navigation_lang[data.nodeName] = data.firstChild.nodeValue;
				data = data.nextSibling;
			}
		}
	}*/
}