runOnLoad(function (){
	
	var center = Ext.get('center'); 
	var right = Ext.get('right'); 
	var left = Ext.get('left');
	
	
	var centerHeight = 500; 
	var rightHeight = 0; 
	var leftHeight = 0; 
	
		if (center){
		centerHeight = centerHeight < center.getHeight() ? center.getHeight() : centerHeight;
		}
		
		if (right){
		rightHeight = rightHeight < right.getHeight() ? right.getHeight() : rightHeight;
		}
		
		if (left){
		leftHeight = leftHeight < left.getHeight() ? left.getHeight() : leftHeight ;
		}
		
		
		var sizes = new Array(centerHeight, rightHeight,leftHeight);
		var sortsize = sizes.sort(Numsort);
		var biggestvalue = sortsize[sortsize.length-1]; 
		
		if (center){
		center.setHeight (biggestvalue);
		}
		
		if (right){
			right.setHeight (biggestvalue);
			
		}
		if (left){
		left.setHeight (biggestvalue);
		}
		
		
		var contentboxes =	Ext.select(".contentboxes");
		if (contentboxes){
			
			contentboxes.each(function(el){
				el.setHeight(biggestvalue-42);
			}); 
		}
		
	
});


function Numsort (a, b) {
	  return a - b;
	}