function getURLParam(strParamName){
	var strReturn = "";
	var strHref = window.location.href;
	if ( strHref.indexOf("?") > -1 ){
		var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
		var aQueryString = strQueryString.split("&");
		for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
			if (aQueryString[iParam].indexOf(strParamName + "=") > -1 ){
				var aParam = aQueryString[iParam].split("=");
				strReturn = aParam[1];
				break;
			}
		}

	}
	return strReturn;
}


//set image paths
var path = "fileadmin/templates/images/show/";
//var path = "images/show/";
var urlPar = "";
if(getURLParam("l") == 1) {
	path += "en/";
	urlPar = "&L=1";
}
c_src = new Array(path+"c_knowhow.jpg", path+"c_trust.jpg", path+"c_reasons.jpg");
h_src = new Array(path+"h_knowhow.gif", path+"h_trust.gif", path+"h_reasons.gif")


//set corresponding urls
url = ["index.php?id=5" + urlPar, "index.php?id=4" + urlPar, "index.php?id=26" + urlPar]

//set duration for each image
show_duration = 4;


var h_img = new Array();
var c_img = new Array();


var show_loop = 0;
function start_show() {
	for(var i=0; i<h_src.length; i++) {
		h_img[i] = new Image();
		h_img[i].src = h_src[i];
		c_img[i] = new Image();
		c_img[i].src = c_src[i];
	}
	
	if(document.images["img_show_header"]) {
		if(urlPar == "&L=1") {
			document.images["img_show_header"].src=h_src[show_loop];
			document.images["img_show"].src=c_src[show_loop];		
		}
		//	document.getElementById("a_showContent").href = url[show_loop] + urlPar;
	}

	document.getElementById("rest_area1").href = url[show_loop];
	document.getElementById("rest_area2").href = url[show_loop];
	setInterval("slideshow()", show_duration*1000);
}

function slideshow() {
	if(show_loop != -10) {
		show_loop++;
		if(show_loop == h_src.length) {
			show_loop = 0; 
		}
		if (document.images["img_show_header"]) {
			document.images["img_show_header"].src=h_src[show_loop];
			document.images["img_show"].src=c_src[show_loop];
			document.getElementById("rest_area1").href = url[show_loop];
			document.getElementById("rest_area2").href = url[show_loop];
		}
	}
}

function pauseShow() {
	if(show_loop == -10){
		show_loop = -1;
	} else show_loop = -10;
}