$(document).ready(function() {
    $('div#bottom-sponsors div img').vAlign();

    $("#scroller").simplyScroll({
        autoMode: 'loop',
        frameRate: '24'
    });

});

function langalert(lang) {
	if ( lang == 'en') {
		alert('This website is under construction!\nPlease visit later!');
	}
	if ( lang == 'de') {
		alert('An dieser Website wird gerade gebaut.\nBitte schauen Sie später noch einmal vorbei.');
	}
}

function addEvent(obj, evType, fn, useCapture) {
	if (obj.addEventListener) {
		obj.addEventListener(evType,fn,useCapture);
		return true;
	} else if(obj.attachEvent){
		return obj.attachEvent("on"+evType,fn);
	} else {
		return false;
	}
}

function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if (node == null) node = document;
	if (tag == null) tag = '*';
	var elems = node.getElementsByTagName(tag);
	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	var i = 0;
	for (var j = 0; j < elems.length; j++) {
		if ( pattern.test(elems[j].className) ) {
			classElements[i++] = elems[j];
		}
	}
	return classElements;
}

function InputTipp() {
	var inputs = document.getElementsByTagName("input");
	for (var i=0; i<inputs.length; i++){
		if (inputs[i].parentNode.getElementsByTagName("span")[0]) {
			inputs[i].onfocus = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
			}
			inputs[i].onblur = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "none";
			}
		}
	}

	var textareas = document.getElementsByTagName("textarea");
	for (var i=0; i<textareas.length; i++){
		if (textareas[i].parentNode.getElementsByTagName("span")[0]) {
			textareas[i].onfocus = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
			}
			textareas[i].onblur = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "none";
			}
		}
	}

	var selects = document.getElementsByTagName("select");
	for (var k=0; k<selects.length; k++){
		if (selects[k].parentNode.getElementsByTagName("span")[0]) {
			selects[k].onfocus = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
			}
			selects[k].onblur = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "none";
			}
		}
	}

}

addEvent(window, 'load', InputTipp);

function innerDimension() {
	var x,y;

	// all except Explorer
	if (self.innerHeight)
	{
		x = self.innerWidth;
		y = self.innerHeight;

	// Explorer 6 Strict Mode
	} else if (document.documentElement && document.documentElement.clientHeight) {
		x = document.documentElement.clientWidth;
		y = document.documentElement.clientHeight;

	// other Explorers
	} else if (document.body) {
		x = document.body.clientWidth;
		y = document.body.clientHeight;
	}

	return {width: x, height: y};
}

function offsetDimension() {
	var x,y;

	// all except Explorer
	if (self.pageYOffset)
	{
		x = self.pageXOffset;
		y = self.pageYOffset;

	// Explorer 6 Strict
	} else if (document.documentElement && document.documentElement.scrollTop) {
		x = document.documentElement.scrollLeft;
		y = document.documentElement.scrollTop;

	// all other Explorers
	} else if (document.body) {
		x = document.body.scrollLeft;
		y = document.body.scrollTop;
	}

	return {x: x, y: y}
}

function disableScrollBar () {
//    document.body.style.overflow = 'hidden';
}

function enableScrollBar () {
//    document.body.style.overflow = 'visible';
}

(function ($) {
$.fn.vAlign = function() {
	return this.each(function(i){
	var ah = $(this).height();
	var ph = $(this).parent().height();
	var mh = Math.ceil((ph-ah) / 2);
	$(this).css('margin-top', mh);
	});
};
})(jQuery);