function resize(){
var right = document.getElementById("right");
var main = document.getElementById("main");
var footer = document.getElementById("footer");

var rightH = document.getElementById("right").offsetHeight;
var mainH = document.getElementById('main').offsetHeight;

var maxH = mainH;

maxH = Math.max(rightH, mainH);
right.style.height = maxH+'px';
main.style.height = maxH-60+'px';

if (rightH>mainH){
	document.getElementById('footer').style.marginTop=rightH-mainH+50+'px'
}

}