if(navigator.appName == "Microsoft Internet Explorer") {
    Browser = "IE";
} else {
    Browser = "NS";
}

function fixHeight()
{
	//fixing height
	var height = (document.getElementById('Content').offsetHeight);
	var window_height;
	if(Browser != "NS") {
        window_height = document.body.offsetHeight - 50;
    } else {
        window_height = window.innerHeight;
    }
	if(height < (window_height - 160)) {
		height = window_height;
		height -= 170;
		document.getElementById('Content').style.height = height+"px";
		//document.getElementById('ContentShadow').style.height = height+"px";
	} else {
		height -= 2;
		//document.getElementById('ContentShadow').style.height = height+"px";
	}
	
	//document.getElementById('ContentShadow').style.display = "block";
	fixHeight2();
}

function fixHeight2()
{
	var left_menu = $('left_menu');
	var content = $('Content');
	var right_menu = $('right_menu');

	if(!right_menu)
	{
		right_menu = left_menu;
	}
	if(content.getHeight() > max(left_menu.getHeight(), right_menu.getHeight()))
	{
		left_menu.setStyle({height: content.getHeight()+"px"});
		right_menu.setStyle({height: content.getHeight()+"px"});
	}

}

function max(a, b)
{
	if(a > b)
		return a;
	if(b > a)
		return b;
	if(a == b)
		return a;
}