/*
 * Central Statistics Office
 *  - scripts.js
 *  
 */
	
	
	// Create user cookie 
	function createCookie(name,value,days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else var expires = "";
		document.cookie = name+"="+value+expires+"; path=/";
	}
	
	// Read user cookie
	function readCookie(name) {
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return null;
	}
	
	// Erase user cookie. Remove set font style.
	function eraseCookie(name) { createCookie(name,"",-1); }
	function removeFontStyles() { switchFontStyles(""); eraseCookie("altStylesheet"); }

	// Switch font style and remember across pages
	function switchFontStyles(styleTitle){
		$('link[rel="alternate stylesheet"]').each(function(i) {
			this.disabled = true;
			if (this.getAttribute('title') == styleTitle) {
				this.disabled = false;
				eraseCookie("altStylesheet");
				createCookie("altStylesheet", styleTitle, 356);
			}
		});
	}
	
	// Fix so content column is full length
	function fixLongColumn(){
		var rightColHeight = $("div.columnRight").outerHeight();
		if(rightColHeight > $("div.contentBlock").outerHeight()) {
			$("div.contentBlock").css({'min-height': rightColHeight});
			if ($.browser.msie && $.browser.version == 6.0) { $("div.contentBlock").css({'height': rightColHeight}); }
		}	 	
	}
	
	// Fix homepage long column
	function fixLongColumn(){
		var rightColHeight = $("div.columnRight").outerHeight();
		if(rightColHeight > $("div.contentBlock").outerHeight()) {
			$("div.contentBlock").css({'min-height': rightColHeight});
			if ($.browser.msie && $.browser.version == 6.0) { $("div.contentBlock").css({'height': rightColHeight}); }
		}	 	
	}
	
	function fixNewsDBDcolumn() {
		var dbnewsCol = $(".news-databasedirect").outerHeight();
		if(dbnewsCol > $(".news-corner").outerHeight()) {
			$(".news-corner").css({'min-height': dbnewsCol});
			if ($.browser.msie && $.browser.version == 6.0) { $(".news-corner").css({'height': dbnewsCol}); }
		}	 	
	}
	
	
	// jQuery
	$(document).ready(function() {
		
		if(readCookie("altStylesheet") != (null) || ("")) {
			switchFontStyles(readCookie("altStylesheet"));
		}
		fixLongColumn();
		
		if($("news-databasedirect").length > -1){
			fixNewsDBDcolumn();
		}
		
		
	});