/*
 * PARAMETERS:
 * ----------------
 * iDelay: Duration for interval in ms -> Example 5000
 * iFadeDelay: Duration for fading in ms -> Example 1000
 * iCountImages: Count of the images in integer  -> Example 6
 */
jQuery.noConflict();
jQuery(document).ready(function($) {
	
	var theIntHome = null;
	var iDelayHome = 4000;
	var iFadeDelayHome = 2000;
	var bRandomStartHome = true;
	var nextIDHome = 0;
	var previousIDHome = 3;
	var iCountImagesHome = 7;
	var idHeaderHome = $("#headerhome");
	var idHeaderImagesHome = $("#headerhomeImages");
	
	var nextImage = 0;

	var c = readCookie("kommonlineBanner");
	if (c){
		nextImage = parseInt(c) + 1;
		if (nextImage >= iCountImagesHome){ 
			nextImage = 0; 
		}
	}
	createCookie("kommonlineBanner", nextImage, 365);
	
	faderShowHome = function(oldID, newID, bNext){
		clearInterval(theIntHome);

		idHeaderImagesHome.find("#headerhomeImage"+newID).stop(true, true).fadeIn(iFadeDelayHome);
		idHeaderImagesHome.find("#headerhomeImage"+oldID).stop(true, true).fadeOut(iFadeDelayHome);
		previousIDHome = newID;
		
		theIntHome = setInterval(function(){
			$("#headerhomeButtonNext").trigger('click');
		}, iDelayHome);
	};
	
	$("#headerhome").each(function(i) {
		idHeaderImagesHome.children().fadeOut(0, 0);
		idHeaderImagesHome.children().css("visibility", "visible");

		if(bRandomStartHome == true){
			nextIDHome = nextImage;

			if(nextIDHome == 0) { 
				previousIDHome = iCountImagesHome-1;
			}else{
				previousIDHome = nextIDHome-1;
			}
		}
		idHeaderImagesHome.find("#headerhomeImage" + nextImage).fadeIn(0, 1);
		faderShowHome(previousIDHome, nextImage, true);
	});
	
	$("#headerhomeButtonPrevious").click(function() {
		var oldID = nextIDHome;
		previousIDHome--;
		if( previousIDHome < 0 ) { 
			previousIDHome = iCountImagesHome-1; 
		}
		var newID = previousIDHome;
		faderShowHome(oldID,newID,false);
	});
	
	$("#headerhomeButtonNext").click(function() {
		var oldID = previousIDHome;	
		nextIDHome++;
		if( nextIDHome == iCountImagesHome ) { 
			nextIDHome = 0; 
		}
		var newID = nextIDHome;
		faderShowHome(oldID,newID,true);
	});

});

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;
}