function ExpGroupBy(formObj)
{
	if (browseris.nav)
	{
        docElts = document.getElementsByTagName('*');
	    numElts = docElts.length;
	    images=formObj.getElementsByTagName("IMG");
	    img=images[0];

	    //img = formObj.wrappedJSObject.target
	    srcPath = img.src;
	    index = srcPath.lastIndexOf("/");
	    imgName = srcPath.slice(index+1);
	    if (imgName =='plus.gif')
	    {
		    fOpen = true;
		    displayStr = "";
		    img.src = '/_layouts/images/minus.gif';
	    }
	    else
	    {
		    fOpen = false;
		    displayStr = "none";
		    img.src = '/_layouts/images/plus.gif';
	    }
	    oldName = img.name;
	    img.name = img.alt;
	    img.alt = oldName;
	    spanNode = img;
	    while(spanNode != null)
	    {
		    spanNode = spanNode.parentNode;
		    if (spanNode != null &&
			    spanNode.id != null &&
			    spanNode.id.length > 5 &&
			    spanNode.id.substr(0, 5) == "group")
			    break;
	    }
	    parentNode = spanNode;
	    while(parentNode != null)
	    {
		    parentNode = parentNode.parentNode;
		    if (parentNode != null &&
			    parentNode.tagName == "TABLE")
			    break;
	    }
	    lastNode = null;
	    if (parentNode != null)
	    {
		    lastNode = parentNode.lastChild;
		    if (lastNode != null && lastNode.tagName == "TBODY")
			    lastNode = lastNode.lastChild;
		    if (lastNode != null && lastNode.tagName == "TR" && lastNode.lastChild != null)
			    lastNode = lastNode.lastChild;
	    }
	    for(var i=0;i<numElts;i++)
	    {
		    var childObj = docElts[i];
		    if (childObj == spanNode)
			    break;
	    }
	    ID = spanNode.id.slice(5);
	    for(var j=i + 1; j<numElts; j++)
	    {
		    var childObj = docElts[j];        
		    if (childObj.id.length > 5 &&
			    childObj.id.substr(0, 5) == "group")
		    {
			    curID = childObj.id.slice(5);
			    if (curID <= ID)
				    return;
		    }
		    if (childObj != img && 
			    childObj.tagName=="IMG" &&
			    childObj.src && 
			    childObj.src.slice(childObj.src.length - 25) == '/_layouts/images/plus.gif')
		    {
			    childObj.src = '/_layouts/images/minus.gif';
			    oldName = childObj.name;
			    childObj.name = childObj.alt;
			    childObj.alt = oldName;
		    }
		    if (childObj.tagName == spanNode.tagName &&
			    childObj.id != "footer")
		    {
			    childObj.style.display = displayStr;
    			
		    }
		    if ((childObj.tagName == "TABLE" && lastNode == null) || childObj == lastNode)
			    break;
	    }

		return;
    }
	if ((browseris.w3c) && (!browseris.ie)) {
		document.all=document.getElementsByTagName("*");
	}
	docElts=document.all;
	numElts=docElts.length;
	images=formObj.getElementsByTagName("IMG");
	img=images[0];
	srcPath=img.src;
	index=srcPath.lastIndexOf("/");
	imgName=srcPath.slice(index+1);
	if (imgName=='plus.gif')
	{
		fOpen=true;
		displayStr="block";
		img.src='/_layouts/images/minus.gif';
	}
	else
	{
		fOpen=false;
		displayStr="none";
		img.src='/_layouts/images/plus.gif';
	}
	oldName=img.name;
	img.name=img.alt;
	img.alt=oldName;
	spanNode=img;
	while(spanNode !=null)
	{
		spanNode=spanNode.parentElement;
		if (spanNode !=null &&
			spanNode.id !=null &&
			spanNode.id.length > 5 &&
			spanNode.id.substr(0, 5)=="group")
			break;
	}
	parentNode=spanNode;
	while(parentNode !=null)
	{
		parentNode=parentNode.parentElement;
		if (parentNode !=null &&
			parentNode.tagName=="TABLE")
			break;
	}
	lastNode=null;
	if (parentNode !=null)
	{
		lastNode=parentNode.lastChild;
		if (lastNode !=null && lastNode.tagName=="TBODY")
			lastNode=lastNode.lastChild;
		if (lastNode !=null && lastNode.tagName=="TR" && lastNode.lastChild !=null)
			lastNode=lastNode.lastChild;
	}
	for(var i=0;i<numElts;i++)
	{
		var childObj=docElts(i);
		if (childObj==spanNode)
			break;
	}
	ID=spanNode.id.slice(5);
	for(var j=i+1; j<numElts; j++)
	{
		var childObj=docElts(j);
		if (childObj.id.length > 5 &&
			childObj.id.substr(0, 5)=="group")
		{
			curID=childObj.id.slice(5);
			if (curID <=ID)
				return;
		}
		parentNode=childObj;
		while(parentNode !=null)
		{
			parentNode=parentNode.parentElement;
			if (parentNode==spanNode)
				break;
		}
		if (parentNode==spanNode)
			continue;
		if (childObj !=img &&
			childObj.tagName=="IMG" &&
			childObj.src &&
			childObj.src.slice(childObj.src.length - 25)=='/_layouts/images/plus.gif')
		{
			childObj.src='/_layouts/images/minus.gif';
			oldName=childObj.name;
			childObj.name=childObj.alt;
			childObj.alt=oldName;
		}
		if (childObj.tagName==spanNode.tagName &&
			childObj.id !="footer")
		{
			childObj.style.display=displayStr;
		}
		if ((childObj.tagName=="TABLE" && lastNode==null) || childObj==lastNode)
			break;
	}
}