window.onload=function(){
	changeHeight();
}

var state = true;

if (window.attachEvent) {
	window.attachEvent("onresize", function() {changeHeight()} );
} else {
	window.addEventListener("resize", function() {changeHeight()} , false);
}

function changeHeight(){
	
	var item = $('all'); 
	var ret = Element.getDimensions(item);
	var winHeight = ret.height;

	winHeight = (winHeight - 250);
	if(winHeight > 400){
		execute1(winHeight);

	}else{
		execute1(400);
	}
}

function execute1(winHeight) { 
	var item = $('top_le'); 
	Element.setStyle(item, { 
    	'height':winHeight+"px"
	});
}