function setWinHt() {

	if (!document.getElementsByTagName){ return; }

	

	var hm=parseInt(document.getElementById('mainContent').offsetHeight);

	var hs=parseInt(document.getElementById('leftNav').offsetHeight);

	var sPath = document.getElementById('leftNav');	

	var mPath = document.getElementById('mainContent');

	

	if (hs > hm){

		//sidenav is taller, adjust mainContent

		mainheight=hs;

		mPath.style.height=mainheight+"px";

		//alert(hs + ">" + hm);

	}else{

		//mainContent is taller, adjust sideNav

		sPath.style.height=hm+"px";

		//alert(hs + "<" + hm);

	}

}
//addEvent(window, 'load', setWinHt);