function fixH(one,two) {
	if (document.getElementById(one)) {
		var lh=document.getElementById(one).offsetHeight;
		var rh=document.getElementById(two).offsetHeight;
		var nh = Math.max(lh, rh);
		document.getElementById(one).style.height=nh+"px";
		document.getElementById(two).style.height=nh+"px";
	}
}

function sortNum(a,b) { return b-a}
	function fixH2(one,two,three) {
		if (document.getElementById(one)) {
			var obj=new Array(3);
			var option=[one,two,three];
			for(var i=0; i<option.length; i++) {
			document.getElementById(option[i]).style.height="auto";
			obj[i]=document.getElementById(option[i]).offsetHeight;
			nh=obj.sort(sortNum);
		}
		nh1=nh.splice(1,2);
		for(var i=0; i<option.length; i++) {
			document.getElementById(option[i]).style.height=nh+"px";
		}
	}
}


window.onload=function(){
fixH('content','rt');
fixH2('left','rt','content');


}