<!--

function unselect_checkbox() {
	form = document.forms["themen"];
	for (i=0; i<form.elements.length; i++) {
		if (form.elements[i].type == "checkbox" && Left(form.elements[i].name,5) == "thema" && form.elements[i].value == "all") {
			if (form.elements[i].checked == true) {
				for (x=0; x<form.elements.length; x++) {
					if (form.elements[x].type == "checkbox" && Left(form.elements[i].name,5) == "thema" && form.elements[x].value != "all") {
						form.elements[x].checked = false;
					}
				}
			}
		}
	}
}

function unselect_all() {
	form = document.forms["themen"];
	for (i=0; i<form.elements.length; i++) {
		if (form.elements[i].type == "checkbox" && Left(form.elements[i].name,5) == "thema" && form.elements[i].value == "all") {
			form.elements[i].checked = false;
		}
	}
}

function checkform() {
	if (document.searchform.fulltext.value == "") {
		alert("Bitte geben Sie ein Suchwort ein!");
		return false;
	}
}

function SubmitThemen() {
	var theSelectedOnes="";
	form = document.forms["themen"];
	//let's see whether the show all box is ticked.
	var ShowAll=false;
	for (i=0; i<form.elements.length; i++) {
		if (form.elements[i].type == "checkbox" && Left(form.elements[i].name,5) == "thema" && form.elements[i].value == "all" && form.elements[i].checked == true) {
			ShowAll=true;
		}
	}

	for (i=0; i<form.elements.length; i++) {
		if (form.elements[i].type == "checkbox" && Left(form.elements[i].name,5) == "thema") {
			if (form.elements[i].checked == true || ShowAll == true) {
				theSelectedOnes = theSelectedOnes + "/" + form.elements[i].value; 
			}
		}
	}
//  alert (theSelectedOnes)
	var theSelectedOnes=theSelectedOnes+"/";
	parent.hiddenFrame.TopicsSelected(theSelectedOnes);
}

// -->