var req;
var pNode;
var content = new Array;
var contentState = 1;

function doSearch( str, result )
{
	if ( !pNode )
	{
		if ( document.getElementById('searchResults') )
		{
			pNode = document.getElementById('searchResults');
		}
		else
		{
			pNode = document.getElementById('content');
		}
	}

	if ( content.length == 0 )
	{
		saveContent(); //alert(content);
	}

	if ( !result )
	{
		if ( str.length < 3 )
		{
			restoreContent();
		}
		else
		{
			cleanContent();
			rndSearchInProgress(str);
			url = elBaseURL + '_xml_/__search__/?_form_=search&sstr=' + encodeURIComponent(str);
  		loadXMLDoc(url);
		}
	}
	else
	{
		rndSearchResults(result);
	}
}


function saveContent()
{
	for ( var i=0; i<pNode.childNodes.length; i++ )
	{
		content[i] = pNode.childNodes[i].cloneNode(true);
	}
}

function cleanContent()
{
	if ( contentState != 0 )
	{
		while (pNode.childNodes.length>0)
		{
			pNode.removeChild(pNode.childNodes[0]);
		}
		contentState = 0;
	}
}

function restoreContent()
{
	if ( contentState != 1 )
	{
		cleanContent();
		for ( var i=0; i<content.length; i++ )
		{
			pNode.appendChild(content[i].cloneNode(true));
		}
		contentState = 1;
	}
}


function rndSearchInProgress(str)
{
	cleanContent();
	s = document.createElement('div');
	s.setAttribute('id', 'searchProgress');
	s.setAttribute('class', 'searchProgress');
	s.appendChild( document.createTextNode( searchProgress.replace("%s", str) ) );
	s.appendChild( document.createElement('br'));
	s.appendChild( document.createElement('br'));
	i = document.createElement('img');
	i.setAttribute('src', elBaseURL+'style/icons/lightbox/loading.gif');
	s.appendChild(i);
	pNode.appendChild(s);
	contentState = 2;
}


function rndSearchResults(result)
{
	cleanContent();
	contentState = 3;

	str    = result.getElementsByTagName('searchString')[0].firstChild.data;
	header = document.createElement('div');
	header.setAttribute('class', 'searchResultHeader');
	header.appendChild( document.createTextNode( resTitle + " \"" + str + "\"" ) );
	pNode.appendChild(header);

	records = result.getElementsByTagName('record');

	if (!records.length)
	{
		pNode.appendChild( document.createTextNode(noResMsg) );
		return;
	}

	list = document.createElement('ul');

	for (i=0; i<records.length; i++)
	{
		title = records[i].getElementsByTagName('name')[0].firstChild.data;
		url   = records[i].getElementsByTagName('url')[0].firstChild.data;

		li = document.createElement('li');
		li.setAttribute('class', 'searchResultList');
		link = document.createElement('a');
		link.setAttribute('href', url);
		link.appendChild(document.createTextNode(title));
		li.appendChild(link);
		list.appendChild(li);
	}
	d = document.createElement('div');
	d.appendChild(list);
	pNode.appendChild(d);
	//pNode.appendChild(list);
}