function Obj(sID) {
	return document.getElementById(sID);
}
			
function Hide(sID) {
	Obj(sID).style.display = "none";
}

function Show(sID, sType) {
	Obj(sID).style.display = sType;
}

function ChangeClass(sID, sClass)
{	
	Obj(sID).setAttribute("class", sClass);
	Obj(sID).setAttribute("className", sClass); // IE 6.0
}

function GetObjectHeight(sID)
{
	return Obj(sID).offsetHeight;
}

function GetObjectWidth(sID)
{
	return Obj(sID).offsetWidth;
}

function Resize(sID, iWidth, iHeight)
{
	if ( iWidth > 0 )
	{
		Obj(sID).style.width = iWidth + "px";
	}
	
	if ( iHeight > 0 )
	{
		Obj(sID).style.height = iHeight + "px";
	}
}

function NormalizeHeight (sID1, sID2) {
	alert(GetObjectHeight(sID1));
	alert(GetObjectHeight(sID2));
    if(GetObjectHeight(sID1) > GetObjectHeight(sID2)) {
        Resize(sID2, '', GetObjectHeight(sID1));
    } else if(GetObjectHeight(sID1) < GetObjectHeight(sID2)) {
        Resize(sID1, '', GetObjectHeight(sID2));
    }
	alert(GetObjectHeight(sID1));
	alert(GetObjectHeight(sID2));
}