var i=0;


function resize(){
	var h1 = document.getElementById('rightdiv').offsetHeight;
	var h2 = document.getElementById('leftdiv').offsetHeight;
	if (h1>h2){
	document.getElementById('leftdiv').style.height = h1 - 20 +'px';}
	else{document.getElementById('rightdiv').style.height = h2 - 20 +'px';}

	if (h1<=513){
		document.getElementById('rightdiv').style.height = 514 +'px';
		document.getElementById('leftdiv').style.height = 514 +'px';
	}
	
}