jQuery.noConflict();
jQuery(document).ready(function($) {
	$(document).ready(function(){
		//JQuery ready is quicker than onload
		$(".contenttable tr").mouseover(function() {$(this).addClass("over");}).mouseout(function() {$(this).removeClass("over");});
		$(".contenttable tr:nth-child(odd)").addClass("alt");

		// Bannerwechsel
		var countImages = 4;
		var c = readCookie("lernweltBanner");
		$("#layout04 div.flash").each(function(index){
			$(this).hide();
		});
		if (c){
			var nextImage = parseInt(c) + 1;
			if (nextImage > countImages){ 
				nextImage = 1; 
			}
			createCookie("lernweltBanner", nextImage, 365);
			$("#flashobjekt" + nextImage).show();
		}else{
			createCookie("lernweltBanner", 1, 365);
			$("#flashobjekt1").show();
		}
		
	});
});


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=/";
}

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;
}