/**
 * Eppelpress main script
 * 
 * @author		Fränz Friederes
 * @created		20.07.2011
 */

window.onresize = updateMinHeight;

updateMinHeight();

//update min height of page
function updateMinHeight() {
	
	var bodyHeight = 0;
	
	if(typeof(window.innerHeight) == 'number' ) {
	
		bodyHeight = window.innerHeight;
		
	} else if(document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
	
		bodyHeight = document.documentElement.clientHeight;
		
	} else if(document.body && (document.body.clientWidth || document.body.clientHeight) ) {
		
		bodyHeight = document.body.clientHeight;
		
	}
	
	var minHeight = bodyHeight - 50 - 270 - 50 - 52;
	
	document.getElementById('page').setAttribute('style', 'min-height: ' + minHeight + 'px;');

}

document.observe("dom:loaded", function() {
	
	if ($('scrollWith')) {
	
		window.onscroll = function() {
			
				if (window.pageYOffset > 600)
					return;
			
				if (window.pageYOffset > 200) {
				
					$('scrollWith').setStyle({ marginTop: (window.pageYOffset - 200) + 'px' });
				
				} else {
					
					$('scrollWith').setStyle({ marginTop: '0px' });
					
				}
					
		};
	
	}
  
});