// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults
function getWindowHeight(){
	if(typeof(window.innerHeight) == 'number'){
		return window.innerHeight;	
	}else{
		return document.documentElement.clientHeight;
	}
}

function setMainHeight(){
	var mainHeight = getWindowHeight() - 100 + 'px';
	document.getElementById('main').style.height = mainHeight;
	return true
}