$(document).ready(function(){

	var windowHeight = $(window).height();
	var mainHeight = $('#box_main').height();
	var footerHeight = $('#box_footer').height();
	
	if((windowHeight - mainHeight - 50 - footerHeight) > 0) {
		var marginBottom = windowHeight - mainHeight - footerHeight;
		$('#box_main').css("margin-bottom",marginBottom);
	}
	
	
	$('#service_select').change(function() {

  		if($('#service_select').val()>0) {
  			document.location = "http://ris-sg-ne.edv-helmstedt.de/einwohnerportal/buergerservice/verwaltung-online/anliegen.html?tx_civserv_pi1[id]="+$('#service_select').val();
  		}
	});
	
	
	$('#box_wappen a').mouseover(function() {
		var wappenNeu = $(this).attr('altimage');
		var wappenAlt = $(this).find("img").attr('src');
		$(this).find("img").attr('src',wappenNeu);
		$(this).attr('altimage',wappenAlt);
	});
	
	$('#box_wappen a').mouseout(function() {
		var wappenNeu = $(this).attr('altimage');
		var wappenAlt = $(this).find("img").attr('src');
		$(this).find("img").attr('src',wappenNeu);
		$(this).attr('altimage',wappenAlt);
	});
	
});