$(document).ready(function(){
	
	// Drop downs
	$("#nav > li > a").click(function () {
		var submenu = $(this).parent().children('ul');
		if (submenu.hasClass('submenu')) {
			$(this).parent().siblings().children('ul').slideUp('slow');
			submenu.slideToggle('slow');		
		}
	});
	
	// no spam for email addresses
	$('a.elink').nospam();
	$('a.elinkr').nospam({replaceText:true});
	
	
	// page height and centering
	var wrapHeight = $('#wrap').height();
	
	setMargin();

	$(window).resize(function() {
		setMargin();
	});
	
	function setMargin() {
		if (wrapHeight<$(window).height()) {
			var difference = $(window).height() - wrapHeight;
			$('#wrap').css({'margin-top':(difference/2)})
		} else {
			$('#wrap').css({'margin-top':'20px'})
		}
	};


	// success heights
	var sideHeight = $('.col1-w .block').height();

	var bodyHeight = $('.col2-s .block').height();
	
	if (sideHeight>bodyHeight) {
		$('.col2-s .block').height(sideHeight);
	} else if (sideHeight<bodyHeight) {
		$('.col1-w .block').height(bodyHeight);
	}


});