function doReset() {
	var elems = document.getElementById('suchassistent').getElementsByTagName('select');
	for (var i = 0; i < elems.length; i++) elems[i].selectedIndex = 0;
}

function getElementsByAttribute(attname, attvalue, case_sensitive) {
	var elems = new Array();
	var case_sensitive = !!case_sensitive;
	var allelems = document.all || document.getElementsByTagName('*');
	for (var i = 0; i < allelems.length; i++) {
		if (case_sensitive) {
			if (allelems[i].getAttribute(attname) && allelems[i].getAttribute(attname) == attvalue) {
				elems.push(allelems[i]);
			}
		} else {
			if (allelems[i].getAttribute(attname) && allelems[i].getAttribute(attname).toLowerCase() == attvalue.toLowerCase()) {
				elems.push(allelems[i]);
			}
		}
	}
	
	return elems;
}

var Select = {
	hasOptionValue: function(sel, val) {
		var sel = $(sel);
		for (var i = 0; i < sel.options.length; i++) {
			if (sel.options[i].value == val) return true;
		}
		return false;
	},
	
	hasOptionText: function(sel, text) {
		var sel = $(sel);
		for (var i = 0; i < sel.options.length; i++) {
			if (sel.options[i].text == text) return true;
		}
		return false;
	},
	
	getValue: function(sel) {
		var sel = $(sel);
		var valAr = [];
		for (var i = 0; i < sel.options.length; i++) {
			if (sel.options[i].selected) valAr.push(sel.options[i].value);
		}
		if (!sel.multiple) return valAr[0];
		return valAr;
	},
	
	setValue: function(sel, valAr) {
		var sel = $(sel);
		var valAr = typeof(valAr) == 'string' ? [valAr] : valAr;
		for (var i = 0; i < sel.options.length; i++) {
			for (var j = 0; j < valAr.length; j++) {
				if (sel.options[i].value == valAr[j]) sel.options[i].selected = true;
			}
		}
	}
}

function submitForm(form, i2methode, action, target, method) {
	var form = $(form);
	var t_method = null;
	var inp = form.getElementsByTagName('input');
	for (var i = 0; i < inp.length; i++) {
		if (inp[i].name.toLowerCase() == 't_methode') t_method = inp[i];
	}

	var action    = (typeof(action) == 'undefined' || action === null)       ? form.getAttribute('action')         : action;
	var target    = (typeof(target) == 'undefined' || target === null)       ? (form.getAttribute('target') || '') : target;
	var method    = (typeof(method) == 'undefined' || method === null)       ? form.getAttribute('method')         : method;
	var i2methode = (typeof(i2methode) == 'undefined' || i2methode === null) ? t_method.value  : i2methode;
	if (i2methode == 'WKadd' && target != '') method = 'POST';
	var old_action    = form.getAttribute('action');
	var old_target    = form.getAttribute('target');
	var old_method    = form.getAttribute('method');
	var old_i2methode = t_method.value;
	form.setAttribute('action', action);
	form.setAttribute('target', target);
	form.setAttribute('method', method);
	t_method.value = i2methode;
	form.submit();
	form.setAttribute('action', old_action);
	form.setAttribute('target', old_target);
	form.setAttribute('method', old_method);
	t_method.value = old_i2methode;
}

function $(obj) {
	if (typeof(obj) != 'object') obj = document.getElementById(obj);
	return obj;
}

function showObj(obj) {
	var obj = $(obj);
	if (obj && obj.style) obj.style.display = '';
}

function hideObj(obj) {
	var obj = $(obj);
	if (obj && obj.style) obj.style.display = 'none';
}

function toggleObj(obj) {
	var obj = $(obj);
	if (obj && obj.style) obj.style.display = obj.style.display == 'none' ? '' : 'none';
}

function getX(obj) {
	var obj = $(obj);
	if (!obj) return 0;
	if (obj.offsetParent) return obj.offsetLeft + getX(obj.offsetParent);
	return obj.offsetLeft;
}

function getY(obj) {
	var obj = $(obj);
	if (!obj) return 0;
	if (obj.offsetParent) return obj.offsetTop + getY(obj.offsetParent);
	return obj.offsetTop;
}

if (!Array.prototype.push) {
	Array.prototype.push = function() {
		var startLength = this.length;
		for (var i = 0; i < arguments.length; i++) this[startLength + i] = arguments[i];
		return this.length;
	}
}

if (!Array.find) {
	Array.find = function(arr, val) {
		for (var i = 0; i < arr.length; i++) {
			if (arr[i] == val) return i;
		}
		return -1;
	}
}

function getSelection() {
	if (window.getSelection) {
		return window.getSelection();
	}
	else if (document.getSelection) {
		return document.getSelection();
	}
	else if (document.selection) {
		return document.selection.createRange().text;
	}
	else return null;
}