function setHeight(columnHt)	{
	document.getElementById('Lmargin').style.height = columnHt + 181 + "px";
	document.getElementById('Rmargin').style.height = columnHt + 181 + "px";
	
	document.getElementById('divider').style.top    = columnHt + 103 + "px";
	document.getElementById('footer' ).style.top    = columnHt + 106 + "px";
	
	if ( document.getElementById('col1') )	{ document.getElementById('col1').style.height = columnHt + "px"; }
	if ( document.getElementById('col2') )	{ document.getElementById('col2').style.height = columnHt + "px"; }
	if ( document.getElementById('col3') )	{ document.getElementById('col3').style.height = columnHt + "px"; }
}