// CHECKBOX AKTIVIEREN/DEAKTIVIEREN
function check_box(id, group, checkedvalue, checktype) {

	boxID		= group + '_' + id + checktype;
	descID		= group + '_' + id + 'desc';

	fieldID		= group + '_' + id;
	group		= group + '_';
	form_name	= document.getElementById(fieldID).form.id;

	if (checktype == "radio") {

			// WERT DES HIDDEN FIELD SETZEN
			document.forms[form_name][fieldID].checked						= true;

	} else if (checktype == "checkbox") {

		// DEAKTIVIEREN WENN AKTIVIERT
		if (document.forms[form_name][fieldID].checked == true) {

			// WERT DES HIDDEN FIELD SETZEN
			document.forms[form_name][fieldID].checked						= false;

		// AKTIVIEREN WENN DEAKTIVIERT
		} else if (document.forms[form_name][fieldID].checked == false) {

			// WERT DES HIDDEN FIELD SETZEN
			document.forms[form_name][fieldID].checked						= true;

		}

	}

	num_of_fields = document.forms[form_name].length;

	for (i = 0; i < num_of_fields; i++) {

		currentFieldID	= document.forms[form_name][i].id;
		currentBoxID	= currentFieldID + checktype;
		currentDescID	= currentFieldID + 'desc';

		if (currentFieldID.search(group) != -1) {

			if (document.forms[form_name][i].getAttribute("type", "false") == checktype) {

				if (document.forms[form_name][currentFieldID].checked == false) {

					// CLASS DER CHECKBOX SETZEN
					document.getElementById(currentBoxID).className		= checktype;

					// CLASS DER BESCHREIBUNG SETZEN
					document.getElementById(currentDescID).className	= 'desc';

				// AKTIVIEREN WENN DEAKTIVIERT
				} else if (document.forms[form_name][currentFieldID].checked == true) {

					// CLASS DER CHECKBOX SETZEN
					document.getElementById(currentBoxID).className		= checkedvalue + checktype;

					// CLASS DER BESCHREIBUNG SETZEN
					document.getElementById(currentDescID).className	= checkedvalue + 'desc';

				}

			}

		}

	}

}

// CODE IN FORMULARFELD EINFÜGEN ----------------------------------------------------------------------------------------------------------
function insert(aTag, eTag, fieldID) {

	form_name = document.getElementById(fieldID).form.name;

	var input = document.forms[form_name].elements[fieldID];
	input.focus();

	/* für Internet Explorer */
	if (typeof document.selection != 'undefined') {

		/* Einfügen des Formatierungscodes */
		var range	= document.selection.createRange();
		var insText	= range.text;
		range.text	= aTag + insText + eTag;

		/* Anpassen der Cursorposition */
		range = document.selection.createRange();
		if (insText.length == 0) {
			range.move('character', -eTag.length);
		} else {
			range.moveStart('character', aTag.length + insText.length + eTag.length);
		}

		range.select();

	/* für neuere auf Gecko basierende Browser */
	} else if(typeof input.selectionStart != 'undefined') {

		/* Einfügen des Formatierungscodes */
		var start	= input.selectionStart;
		var end		= input.selectionEnd;
		var insText	= input.value.substring(start, end);
		input.value	= input.value.substr(0, start) + aTag + insText + eTag + input.value.substr(end);

		/* Anpassen der Cursorposition */
		var pos;
		if (insText.length == 0) {
			pos = start + aTag.length;
		} else {
			pos = start + aTag.length + insText.length + eTag.length;
		}

		input.selectionStart = pos;
		input.selectionEnd = pos;

	/* für die übrigen Browser */
	} else {

		/* Abfrage der Einfügeposition */
		var pos;
		var re = new RegExp('^[0-9]{0,3}$');

		while(!re.test(pos)) {
			pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
		}
		if(pos > input.value.length) {
			pos = input.value.length;
		}

		/* Einfügen des Formatierungscodes */
		var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
		input.value = input.value.substr(0, pos) + aTag + insText + eTag + input.value.substr(pos);

	}
}

function popup_hq(i, popupWidth, popupHeight) {
	window.open('popup_hq' + i + '.htm', 'popup_hq', 'width=' + popupWidth + ', height=' + popupHeight + ', toolbar=0, menubar=0, status=0, resizable=0, scrollbars=0, directories=0, location=0');
}

function center_popup () {

	var browser;

	// IE kapiert outerHeight und innerHeight nicht. Deswegen: nachfragen!
	if (window.outerHeight && window.innerHeight) {
		browser = window.outerHeight - window.innerHeight;
	} else {
		browser = 70;
	}

	// Benötigte Gesamthöhe
	var resize_width;
	var resize_height;
	resize_width = document.hq_image.width;
	resize_height = document.body.offsetHeight + browser;

	// Größe ändern
	self.resizeTo(resize_width, resize_height);

	// ------------------------------------------------------------------------

	var ww;
	var wh;

	// IE kapiert outerWidth und outerHeight nicht. Deswegen: nachfragen!
	if (window.outerWidth && window.outerHeight) {
		ww = window.outerWidth;
		wh = window.outerHeight;
	} else {
		ww = document.body.offsetWidth;
		wh = document.body.offsetHeight;
	}

	var x = (screen.availWidth - ww) / 2;
	var y = (screen.availHeight - wh) / 2;
	self.moveTo(x,y);

	self.focus();

}

// EIN-/AUSBLENDEN
function showhide(id) {

	if (document.getElementById(id).style.display == 'none' || !document.getElementById(id).style.display) {
		document.getElementById(id).style.display = 'block';
	} else {
		document.getElementById(id).style.display = 'none';
	}

}