function fix_cols()
{
	
	var r=document.getElementById('leftpanel');
	var m=document.getElementById('contentpanel');
	var l=document.getElementById('rightpanel');


	if (!m) return;

	if (r) r.style.height='';
	if (l) l.style.height='';
	if (m) m.style.height='';

	var max=m.offsetHeight;
	if (l && l.offsetHeight>max) max=l.offsetHeight;
	if (r && r.offsetHeight>max) max=r.offsetHeight;

	if (r) r.style.height=max+'px';
	if (l)  l.style.height=max+'px';
	m.style.height=max+'px';
}

var fixcols_onl=window.onload;


function do_fix_cols()
{
	fix_cols();
	if (fixcols_onl) return fixcols_onl();
}

window.onload=do_fix_cols;