var errorMessage='';


window.onload = function() {
	recountDivSizes();
	showError();
}


window.onresize = function() {
	recountDivSizes();
}


function recountDivSizes() {
	var pageHeight = document.getElementById('page').offsetHeight;
	var containerHeight = document.getElementById('container').offsetHeight;
	var newContainerHeight = pageHeight-281;
	if(newContainerHeight<440) newContainerHeight=440;
	var newContentHeight = newContainerHeight-40;
	document.getElementById('container').style.height = newContainerHeight + 'px';
	document.getElementById('content').style.height = newContentHeight + 'px';
}


function showError() {
	if(errorMessage!="") alert(errorMessage);
}