var LastClick=-1;
var LastImg="";
var LastTD="";
var L_RightImgOpen=new Image();
var L_RightImgOver=new Image();
var L_TitleBG_Open=new Image();
var L_TitleBG_OpenURL=new Image();

L_RightImgOpen="images/LeftMenu_Right_Open.gif";

L_RightImgOver="images/LeftMenu_Right_Over.gif";

L_TitleBG_OpenURL="images/LeftMenu_TitleBG_Open.gif";

function LeftExtMenuClick(ImgName,num)
{
	var objTR=event.srcElement.parentElement;
	var objTD=event.srcElement;
	var SelectIndex = objTR.rowIndex;
	var objStyle=objTR.parentElement.rows[SelectIndex+1].style;
	var objStyle1=objTR.parentElement.rows[SelectIndex+1].style;

	//eval('document.all.maaaa.style.display="none" ');
	
	if (objStyle.display=="none")
	{
		if(LastClick!=-1){			
			LeftExtMenuClose(LastTD,LastClick,LastImg)
		} //???????
		LeftExtMenuOpen(objTD,SelectIndex,ImgName)		
	}else{
		LeftExtMenuClose(objTD,SelectIndex,ImgName)
	}
	LastClick=SelectIndex;
	LastImg=ImgName;
	LastTD=objTD; 
}

function LeftExtMenuOpen(objName,CurrIndex,RightImg)
{
	//RightImg.src=L_RightImgOpen;
	//RightImg.style.display="";
	//objName.style.backgroundImage="url(images/LeftMenu_TitleBG_Open.gif)";
	objName.parentElement.parentElement.rows[CurrIndex+1].style.display = "";
}

function LeftExtMenuClose(objName,CurrIndex,RightImg)
{
	//RightImg.src=L_RightImgOver;
	//RightImg.style.display="none";
	//objName.style.backgroundImage="url(images/LeftMenu_TitleBG_Sub.gif)";
	objName.parentElement.parentElement.rows[CurrIndex+1].style.display = "none";
}

function LeftMenuInit(CurrIndex)
{
	var ImgName=document.all("m"+CurrIndex);
	var objTD=LeftTB.rows[CurrIndex].cells[0];
	
	//ImgName.src=L_RightImgOpen;
	//ImgName.style.display="";
	//objTD.style.backgroundImage="url(images/LeftMenu_TitleBG_Open.gif)";
	LeftTB.rows[CurrIndex+1].style.display="";
	LastClick=CurrIndex;
	LastTD=objTD;
	LastImg=ImgName;
}

function LeftExtMenuOver(RightImg)
{
	var objTR=event.srcElement.parentElement;
	for(var i=1;i<3;i++)
	{
		if(objTR.tagName!="TR"){objTR=objTR.parentElement;}
	}
	var SelectIndex = objTR.rowIndex;
	var objStyle=objTR.parentElement.parentElement.rows[SelectIndex+1].style;

	if ((objStyle.display=="block")||(objStyle.display=="")){}
	else
		{RightImg.style.display="";}
}
function LeftExtMenuOut(RightImg)
{
	var objTR=event.srcElement.parentElement;
	for(var i=1;i<3;i++)
	{
		if(objTR.tagName!="TR"){objTR=objTR.parentElement;}
	}
	var SelectIndex = objTR.rowIndex;
	var objStyle=objTR.parentElement.rows[SelectIndex+1].style;
	
	if ((objStyle.display=="block")||(objStyle.display=="")){}
	else
		{RightImg.style.display="none";}
}