var m_oFrmMain = null;
var m_oField = null;
var m_oFieldX = null;
var m_oFieldY = null;
var m_oGlasspane = null;
var m_oGlasspaneImage = null;

function oGetObject(v_sId){
	return document.getElementById(v_sId);
}

function setButtonState(v_sId, v_bEnabled, v_bIsActionButton){
	var sNormalStyle= '';
	var sDisabledStyle= '';
	var oTopDocument = window;
	var	oButton = document.getElementById(v_sId);
	if (oButton){
		
		if (v_bIsActionButton){
			sNormalStyle = oTopDocument.m_sActionButtonNormalStyle;
			sDisabledStyle = oTopDocument.m_sActionButtonDisabledStyle;
		}
		else{
			sNormalStyle = oTopDocument.m_sButtonNormalStyle;
			sDisabledStyle = oTopDocument.m_sButtonDisabledStyle;
		}
		if (v_bEnabled){
			oButton.className = sNormalStyle;
		}
		else{
			oButton.className = sDisabledStyle;
		}
	}
}

function resetTreeviews(){
	var oColNodes = null;
	var oExpNodes = null;
	var oSelLeafs = null;
	var oDeSelLeafs = null;
	var lItems = m_aTreeviews.length;
	for (var i=0; i<lItems; i+=1) {
		oColNodes = document.getElementById('txt' + m_aTreeviews[i] + 'CollapsedNodes');
		oExpNodes = document.getElementById('txt' + m_aTreeviews[i] + 'ExpandedNodes');
		oSelLeafs = document.getElementById('txt' + m_aTreeviews[i] + 'SelectedLeafs');
		oDeSelLeafs = document.getElementById('txt' + m_aTreeviews[i] + 'DeSelectedLeafs');
		if (oColNodes && oExpNodes && oSelLeafs && oDeSelLeafs){
			oColNodes.value = '';
			oExpNodes.value = '';
			oSelLeafs.value = eval('m_s' + m_aTreeviews[i] + 'Selection');
			oDeSelLeafs.value = '';
		}
	}
}

function canNavigate(r_oObject, v_sNormalStyle){
	if (r_oObject){
		if (r_oObject.className == v_sNormalStyle){
			return true;
		}
		else{
			return false;
		}
	}
	else{
		return false;
	}
}

function oGetForm(r_oButton){
	if (r_oButton){
		var oObj = r_oButton.parentNode;
		while(oObj.tagName!='FORM') {
			oObj = oObj.parentNode;
		}
		return oObj;
	}
}

function appendAttr(r_oObj, v_sAttribName, v_sValue)
{
	// Check if createAttribute is supported by the browser
	if (document.createAttribute)
	{
		var oAttr = document.createAttribute(v_sAttribName);
		oAttr.nodeValue = v_sValue;
		r_oObj.setAttributeNode(oAttr);
	}
	else
	{
		eval("r_oObj." + v_sAttribName + "= '" + v_sValue + "';");
	}
}

function generateButtonSurrogate(r_oButton, v_sFormName){
	if (m_oFrmMain == null)
	{
		if (v_sFormName!='')
		{
			m_oFrmMain = document.getElementById(v_sFormName);
		}
		else
		{
			m_oFrmMain = oGetForm(r_oButton);
		}
	}
	if (m_oFrmMain && r_oButton)
	{
		var sID = "";
		sID = r_oButton.id;
		m_oField = document.createElement("input");
		appendAttr(m_oField, "type", "hidden");
		appendAttr(m_oField, "id", sID);
		appendAttr(m_oField, "name", sID);
		appendAttr(m_oField, "value", sID);
		m_oFrmMain.appendChild(m_oField);

		sID = r_oButton.id + ".x";
		m_oFieldX = document.createElement("input");
		appendAttr(m_oFieldX, "type", "hidden");
		appendAttr(m_oFieldX, "id", sID);
		appendAttr(m_oFieldX, "name", sID);
		appendAttr(m_oFieldX, "value", sID);
		m_oFrmMain.appendChild(m_oFieldX);
		
		sID = r_oButton.id + ".y";		
		m_oFieldY = document.createElement("input");
		appendAttr(m_oFieldY, "type", "hidden");
		appendAttr(m_oFieldY, "id", sID);
		appendAttr(m_oFieldY, "name", sID);
		appendAttr(m_oFieldY, "value", sID);
		m_oFrmMain.appendChild(m_oFieldY);
	}
}

function rmvBttnSrrgt(r_oButton, v_sFormName)
{
	if (m_oFrmMain)
	{
		if (m_oFrmMain.target)
		{
			if (m_oFrmMain.target.toLowerCase() == "_blank")
			{
				m_oFrmMain.removeChild(m_oField);
				m_oField = null;
				m_oFrmMain.removeChild(m_oFieldX);
				m_oFieldX = null;
				m_oFrmMain.removeChild(m_oFieldY);	
				m_oFieldY = null;
			}
		}
	}
	m_oFrmMain = null;
}

function setFocus(v_sID){
	var oObj = document.getElementById(v_sID);
	if (oObj) oObj.focus();
}

function lGetPressedKey(evt){
	if (m_sBrowserName=='IE')
	{
		return (window.event.keyCode);
	}
	else
	{
		return(evt.which ? evt.which : evt.keyCode);
	}
}

function replaceChars(sInput, sCharToReplace, sCharToReplaceWith) {
	var lPos;
	var sTemp = '' + sInput;
	while (sTemp.indexOf(sCharToReplace)>-1) {
		lPos = sTemp.indexOf(sCharToReplace);
		sTemp = '' + (sTemp.substring(0, lPos) + sCharToReplaceWith + sTemp.substring((lPos + sCharToReplace.length), sTemp.length));
	}
	return(sTemp);
}

function createGlassPane()
{
	m_oGlasspane = document.createElement("DIV");
	with (m_oGlasspane)
	{
		id = "divGlassPane"
		style.position = "absolute";
		style.left = "0px";
		style.top = "0px";
		style.height = "1px";
		style.width = "1px";
		style.display = "none";
		style.zIndex = "8000";
	}

	m_oGlasspaneImage = document.createElement("IMG");
	m_oGlasspaneImage.src = m_sPathImages + "spacer.gif";
	
	m_oGlasspane.appendChild (m_oGlasspaneImage);
	document.body.appendChild(m_oGlasspane);
}

function toggleGlassPane(v_bShow)
{
	m_oGlasspane = document.getElementById("divGlasspane");

	if (m_oGlasspane == null)
	{
	
		createGlassPane();
	}

	execToggle(v_bShow)
}

function execToggle(v_bShow)
{
	if (m_oGlasspaneImage == null)
	{
		m_oGlasspaneImage = m_oGlasspane.firstChild;
	}

	if (m_oGlasspane && m_oGlasspaneImage)
	{
		if (v_bShow)
		{
			document.body.scroll = "no";
			m_oGlasspane.style.display = "block";
			m_oGlasspaneImage.style.width = m_oGlasspane.parentNode.offsetWidth
			m_oGlasspaneImage.style.height = m_oGlasspane.parentNode.offsetHeight;
			document.body.style.cursor = "wait";
		}
		else
		{
			m_oGlasspane.style.display = "none";
			document.body.style.cursor = "default";
			document.body.scroll = "yes";
		}
	}
}