/* Typo3 external.js variables
	JS function for mouse-over
*/
function over(name,imgObj)	{	
	if (version == "n3" && document[name]) {
		document[name].src = eval(name+"_h.src");
	}
	else if (document.getElementById && document.getElementById(name)) {
		document.getElementById(name).src = eval(name+"_h.src");
	}
	else if (imgObj)	{
		imgObj.src = eval(name+"_h.src");
	}
}
/* JS function for mouse-out */
function out(name,imgObj)	{	
	if (version == "n3" && document[name]) {
		document[name].src = eval(name+"_n.src");
	}
	else if (document.getElementById && document.getElementById(name)) {
		document.getElementById(name).src = eval(name+"_n.src");
	}
	else if (imgObj)	{
		imgObj.src = eval(name+"_n.src");
	}
}
/*
 *------------------------------------------------------------------
 * javacript to change ccs style class
 * ------------------------------------------------------------------
 * Works only on ellement with defined (id="somename")
 * Call like the element :
 * onMouseOut="chclass('this', 'def_class'); onMouseOver="change('this', 'over_class');
*/

function chclass(id, newClass)
{
	identity=document.getElementById(id);
	identity.className=newClass;
}

/*
	Developed by Robert Nyman, http://www.robertnyman.com
	Code/licensing: http://code.google.com/p/getelementsbyclassname/
*/	
var getElementsByClassName = function (className, tag, elm){
    
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
			nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
			returnElements = [],
			current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
			classesToCheck = "",
			xhtmlNamespace = "http://www.w3.org/1999/xhtml",
			namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
			returnElements = [],
			elements,
			node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
			classesToCheck = [],
			elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
			current,
			returnElements = [],
			match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};



/* function for layermenu
 -------------------------------------------------------------------- */
var navRoot,startList,node,ul,i,brow=false;

startList = function() {
	brow = /(opera)/gi.test(navigator.userAgent) ? true : false;
	// alert(brow);
	// alert(getElementsByClassName("hv").length );

	if (document.all&&getElementsByClassName || brow ) {
		if (getElementsByClassName("hv") ){
			navRoot = getElementsByClassName("hv");
			for (i=0; i<navRoot.length; i++) {
				node = navRoot[i];
				if (node.nodeName=="LI") {
					node.onmouseover=function() {
						this.className+=" jsover";
					}
					node = node.onmouseout=function() {
						this.className=this.className.replace(" jsover", "");
					}
				}
			}
		}
	}
}
// window.onload=startList();
// load  instead fileadmin/js/onloadListener.js
// ------------------------------------------------------------------


/**
* CHECK THE DEFAULT VALUES OF DIRECT MAIL SUBSCRIPTION
**/
function checkDirectMailFields(FormName, FieldName, FieldValue) {
	//		alert(FormName +'.' + FieldName);
	if(document.forms[FormName][FieldName].value==FieldValue) {
		//		if(document.forms['tt_address_form']['FE[tt_address][first_name]'].value=='Vorname') || (document.forms['tt_address_form']['FE[tt_address][last_name]'].value=='Name') {
		document.forms[FormName][FieldName].value='';
	}
}