function initPage()
{
	var _content = document.getElementById('content');
	var _flexible = document.getElementById('flexible');
	
	_content.h = getAbsoluteTop(_content)+_content.offsetHeight;
	_flexible.h = getAbsoluteTop(_flexible)+_flexible.offsetHeight;
	
	var _dif = _content.h - _flexible.h;
	if (_dif > 0)
		_flexible.style.height = (_flexible.offsetHeight+_dif)+'px';
}
if (window.addEventListener)
	window.addEventListener("load", initPage, false);
else if (window.attachEvent)
	window.attachEvent("onload", initPage);


function getAbsoluteTop(obj) {
	var posTop = 0;
	while (obj.offsetParent) {posTop += obj.offsetTop; obj = obj.offsetParent;}
	return posTop;
}