var nHideComboBox = '';
var nFilterComboBox = '';
var aComboBoxStdHandlers=new Array();
var aComboBoxes=new Array();
var oComboBoxFrame = null;

function comboBoxRegister(cName, cUrl, eUrlParams)
{
	aComboBoxes[cName] = { url: cUrl, urlParams: eUrlParams };
	if (!oComboBoxFrame)
	{
		oComboBoxFrame = iframe('BachComboBoxFrame');
		oComboBoxFrame.src = '/onyma/main/null.htms';
	}
}

function comboBoxDraw(cID, cValue, cURL, cUrlParams, cOnChange)
{
	var otbl, otr, otd=new Array(), obutt, octrl, i, oimg, oret, oframe;

	oimg = imgTag(oLabels.imgPath+'/flt.gif',0);
	otd[0] = tdTag('', [oimg], '', '', 'center');
	delete oimg;
	otr = trTag(otd);
	for (i in otd) delete otd[i];

	otbl = tableTag([otr], '', 0, '100%', 0, 0, 0, '100%');
	otbl.style.height = '100%';
	delete otr;

	octrl = txtTag(cID,cValue,'comboBoxInputField',32,2000);
	octrl.setAttribute('onkeyup','comboBoxTextBoxKeyUp(event,this,\''+cURL+'\',\''+cUrlParams+'\');');
	octrl.setAttribute('onkeydown','comboBoxTextBoxKeyDown(event,this,\''+cURL+'\',\''+cUrlParams+'\');');
	otd[0] = tdTag('', [octrl]);
	delete octrl;

	obutt = buttonTag('button'+cID,'v','small');
	eval('obutt.onclick=function () { comboBoxServerRequest(\''+cID+'\', 1); }; ');
	otd[1] = tdTag('', [obutt]);
	delete odiv;

	otr = trTag(otd);
	for (i in otd) delete otd[i];

	otbl=tableTag([otr], 'Outside'+cID, 0, '', 0, 0);
	otbl.className = 'comboboxOutside';
	delete otr;

	octrl = selectTag('List'+cID);
	octrl.size = 2;
	octrl.style.display = 'none';
	octrl.style.position = 'absolute';
	if (cOnChange) octrl.setAttribute('onchange', cOnChange);

	oret = [otbl, octrl];

	comboBoxRegister(cID, cURL, cUrlParams);

	return oret;
}

function comboBoxFindTextBox(oList, cListName)
{
	var j;

	if (!oList) return '';

	if (oList.id == cListName)
	{
		return oList;
	}

	if (oList.childNodes)
	{
		for (i = 0; i < oList.childNodes.length; i++)
		{
			return comboBoxFindTextBox(oList.childNodes[i], cListName);
		}
	}
}

function comboBoxRename(oList, cListName, cNewListName)
{
	var aListParams = new Array('', 'Outside', 'List', 'button'), i, j;

	if (!oList) return;

	for (j = 0; j < aListParams.length; j++)
	{
		if (oList.id == aListParams[j] + cListName)
		{
			oList.id = oList.name = aListParams[j] + cNewListName;
			if (aListParams[j] == 'button')
			{
				eval('oList.onclick=function () { comboBoxServerRequest(\''+cNewListName+'\',1); }; ');
			}
		}
	}
	for (i = 0; i < oList.childNodes.length; i++)
	{
		comboBoxRename(oList.childNodes[i], cListName, cNewListName);
	}
}

function comboBoxFictiveLayer(cShow)
{
}

function isComboBox(cListName)
{
	if (aComboBoxes[cListName]) return 1;

	return 0;
}

function comboBoxParamsRename(cListName, cNewListName)
{
	aComboBoxes[cNewListName] = aComboBoxes[cListName];

	aComboBoxes[cNewListName].urlParams.replace(new RegExp(cListName, 'g'), cNewListName);
}

function comboBoxClone(cListName, cNewListName)
{
	var otbl = getItemByID('Outside' + cListName), oelm, oNewList = new Array();

	if (otbl)
	{
		oNewList[0] = otbl.cloneNode(true);
		comboBoxRename(oNewList[0], cListName, cNewListName);
		if (oelm = getItemByID('List' + cListName))
		{
			oNewList[1] = oelm.cloneNode(true);
			oNewList[1].name = oNewList[1].id = 'List' + cNewListName;
			if (oNewList[1].length == 2) oNewList[1].options[1].selected = true;
		}
	}

	comboBoxParamsRename(cListName, cNewListName);

	return oNewList;
}

function comboBoxShowValuesList(cListName)
{
	var oOutside = getItemByID('Outside'+cListName), oList = getItemByID('List'+cListName);
	var oTextBox = getItemByID(cListName), n, cFunc = '', oFrame = oComboBoxFrame, nDelta;
	var odiv = getItemByID('tabsBodyLayer'), nScrollTop = 0, cLn, cLn1, i, nHeight, nMaxHeight;

	if (!oOutside || !oList) return;
	if (odiv && NN) nScrollTop = odiv.scrollTop;

	oList.style.display = '';
	oList.style.position = 'absolute';
	nMaxHeight = document.body.clientHeight / 2 - 20;
	nHeight = 5;
	for (i = 0; i < oList.length; i++)
	{
		if (0) nHeight+= oList.options[i].offsetHeight;
		nHeight+= 20;
	}

	oList.style.height = (nHeight > 0 && nHeight < nMaxHeight) ? nHeight : nMaxHeight;
	oList.style.width = oOutside.offsetWidth;

if (0)
{
	oList.style.left = objTrueLeft(oOutside);
	oList.style.top = objTrueTop(oOutside) + oOutside.offsetHeight - nScrollTop;

	if (parseInt(oList.style.top) > document.body.clientHeight / 2)
	{
		oList.style.top = objTrueTop(oOutside) - parseInt(oList.style.height) - nScrollTop;
	}
}
	oList.style.zIndex = '50';

	if (!oFrame.parentNode) oList.parentNode.appendChild(oFrame);

	oFrame.style.position = 'absolute';
	oFrame.style.left = oList.style.left;
	oFrame.style.top = oList.style.top;
	oFrame.style.width = oList.style.width;
	oFrame.style.height = oList.style.height;
	oFrame.style.zIndex = '45';
if (0)	oFrame.style.display = '';

	if (oTextBox.form)
	{
		oTextBox.form.onsubmit=function () { return false; };
	}

	if (!aComboBoxStdHandlers[cListName])
	{
		cFunc = '';
		if (oList.onchange)
		{
			cFunc = oList.onchange.toString();
			if (n = cFunc.indexOf('{'))
			{
				cFunc = cFunc.substr(n);
			}
			cFunc = cFunc.replace('this','getItemByID(\''+oTextBox.name+'\')');
		}
		aComboBoxStdHandlers[cListName] = { onChange: cFunc };

		cFunc = '';
		if (oTextBox.onblur)
		{
			cFunc = oTextBox.onblur.toString();
			if (n = cFunc.indexOf('{'))
			{
				cFunc = cFunc.substr(n);
			}
			cFunc = cFunc.replace('this','getItemByID(\''+oTextBox.name+'\')');
		}
		aComboBoxStdHandlers[cListName].onBlur = cFunc;
	}

	cLn = cListName.replace(new RegExp('\'','g'), '\\\\\\\'');
	cLn1 = cListName.replace(new RegExp('\'','g'), '\\\'');
	eval('oList.onfocus = function () { if (nHideComboBox) window.clearTimeout(nHideComboBox); };');
	eval('oList.onblur = function () { nHideComboBox=window.setTimeout(\'comboBoxHideValuesList(\\\''+cLn+'\\\')\',10); }; ');

	eval('oTextBox.onfocus = function () { if (nHideComboBox) window.clearTimeout(nHideComboBox); };');
	eval('oTextBox.onblur = function () { if (nFilterComboBox) window.clearTimeout(nFilterComboBox); nHideComboBox=window.setTimeout(\'comboBoxHideValuesList(\\\''+cLn+'\\\')\',10); ' + aComboBoxStdHandlers[cListName].onBlur + '}; ');
	oTextBox.setAttribute('onchange', '');

	eval('oList.onchange = function () { var c,oTextBox=getItemByID(\''+cLn1+'\'); if (oTextBox && this.options && this.options.selectedIndex>=0 && this.options[this.options.selectedIndex]) oTextBox.value=this.options[this.options.selectedIndex].text;' + aComboBoxStdHandlers[cListName].onChange +';}; ');

	eval('oList.onclick = function () { this.onchange(); comboBoxHideValuesList(\''+cLn1+'\'); };');

	oTextBox.focus();
}

function comboBoxHideValuesList(cListName)
{
	var oList = getItemByID('List'+cListName), oTextBox = getItemByID(cListName);
	var oFrame = oComboBoxFrame;

	if (!oList) return;

	if (oTextBox.form)
	{
		oTextBox.form.onsubmit=function () { return true; };
	}

	oList.style.display = 'none';
	oFrame.style.display = 'none';
}

function comboBoxSetListIndex(oList, nIndex)
{
	if (!oList) return;

	if (nIndex < 0) oList.options.selectedIndex = 0;
	else if (nIndex > oList.options.length) oList.options.selectedIndex = oList.options.length - 1;
	else oList.options.selectedIndex = nIndex;

	if (oList.style.display == 'none') oList.style.display = '';
}

function comboBoxXMLRequestHandler(oXml, oParams)
{
	var orow, oList = getItemByID('List'+oParams.list), oTextBox = getItemByID(oParams.list), nShowFlag = 1;

	if (oList && oTextBox)
	{
		orow = oXml.firstChild;
		oList.length = 0;
		while (orow)
		{
			oList.options[oList.length++] = new Option(orow.getAttribute('text'),orow.getAttribute('value'));
			orow = orow.nextSibling;
		}
		if (oList.length == 1)
		{
			if (oXml.firstChild.getAttribute('text') == oTextBox.value)
			{
				oList.value = oXml.firstChild.getAttribute('value');
				if (!oParams.butt) nShowFlag = 0;
			}
		}
		else if ((oList.length == 0) && !oParams.butt)
		{
			nShowFlag = 0;
		}
		if (nShowFlag || oParams.butt)
		{
			comboBoxShowValuesList(oParams.list);
		}
		else
		{
			comboBoxHideValuesList(oParams.list);
		}

		if (nFilterComboBox) window.clearTimeout(nFilterComboBox);

		if (oList.length == 0)
		{
			if (oTextBox.value = 'Wait, please') oTextBox.value = '';
			oTextBox.style.fontStyle = 'italic';
		}
		else oTextBox.style.fontStyle = '';

		oTextBox.style.background = '#fefefe';
		oTextBox.value = oParams.oldValue;
		oTextBox.focus();
	}
}

function comboBoxKeyDownHandler(e)
{
	var evn = e;

	if (evn.keyCode == 13 || evn.keyCode == 10) return false;
}

function comboBoxSetValue(cCtrlName, cValue)
{
	var oList;

	if (oList = getItemByID(cCtrlName)) oList.value = cValue;
}

function comboBoxServerRequest(cCtrlName, nButton)
{
	var oCtrl = getItemByID(cCtrlName), cUrlParams, cval;

	if (!oCtrl || !aComboBoxes[cCtrlName]) return;
	if (!aComboBoxes[cCtrlName].url) return;

	cUrlParams = 'filter='+oCtrl.value;
	if (aComboBoxes[cCtrlName].urlParams) eval('cUrlParams+=\'&\'+'+aComboBoxes[cCtrlName].urlParams+';');

	oCtrl.style.background = '#cccccc';
	cval = oCtrl.value;
	oCtrl.value = 'Wait, please';


//	top.location = aComboBoxes[cCtrlName].url + '?' + cUrlParams;
	xmlRequest.startQuery(aComboBoxes[cCtrlName].url, cUrlParams, comboBoxXMLRequestHandler, { oldValue:cval, list:oCtrl.name, butt: nButton }, comboBoxFictiveLayer);
}

function comboBoxTextBoxKeyDown(e, oCtrl, cUrl, eUrlParams)
{
	if (nFilterComboBox) window.clearTimeout(nFilterComboBox);
}

function comboBoxTextBoxKeyUp(e, oCtrl, cUrl, eUrlParams)
{
	var evn = e, oTxt = getItemByID(oCtrl.name), oList = getItemByID('List'+oCtrl.name), cUrlParams, i;
	var cpCtrlName;

	return;

	if (oList)
	{
		if (oTxt.value && oList.length == 0) return;

		if (evn.keyCode == 36) // Home
		{
			comboBoxSetListIndex(oList, 0);
			return;
		}
		else if (evn.keyCode == 35) // End
		{
			comboBoxSetListIndex(oList, oList.length - 1);
			return;
		}
		else if (evn.keyCode == 33) // Page up
		{
			comboBoxSetListIndex(oList, oList.options.selectedIndex - 15);
			return;
		}
		else if (evn.keyCode == 34) // Page down
		{
			comboBoxSetListIndex(oList, oList.options.selectedIndex + 15);
			return;
		}
		else if (evn.keyCode == 40) // Key down
		{
			comboBoxSetListIndex(oList, oList.options.selectedIndex + 1);
			return;
		}
		else if (evn.keyCode == 38) // Key up
		{
			comboBoxSetListIndex(oList, oList.options.selectedIndex - 1);
			return;
		}
		else if (evn.keyCode == 27) // Escape
		{
			oCtrl.value = '';
			comboBoxHideValuesList(oCtrl.name.replace(new RegExp('\'','g'), '\\\''));
			return;
		}
		else if (evn.keyCode == 13 || evn.keyCode == 10) // Enter
		{
			if (oList.onchange) oList.onchange();
			comboBoxHideValuesList(oCtrl.name);
			return false;
		}
		else if (evn.keyCode == 9) // Tab
		{
			return;
		}
	}

	if (xmlRequest)
	{
		cpCtrlName= '\'' + oCtrl.name.replace(new RegExp('\'','g'), '\\\'') + '\'';

		nFilterComboBox = window.setTimeout('comboBoxServerRequest('+cpCtrlName+',\'\')', 1000);
	}
}