function EditSearch() {
	var path = '';
	if(document.URL.indexOf('preview') !== -1) {
		path = '/preview';
	}
	document.extsearch.myoffset.value = 0;
	document.extsearch.action = path + "/suche_ext.php";
	document.extsearch.submit();
}

function NewSearch() {
	var path = '';
	if(document.URL.indexOf('preview') !== -1) {
		path = '/preview';
	}
	location.href = path + "/suche_ext.php";
}

function PreviousEntries() {
	myOffset = document.getElementsByName('myoffset')[0];
	if(myOffset.value > 0) {
		myOffset.value = parseInt(myOffset.value) - 1;
	}
	document.extsearch.submit();
}

function NextEntries(numPages) {
	myOffset = document.getElementsByName('myoffset')[0];
	if(myOffset.value < numPages-1) {
		myOffset.value = parseInt(myOffset.value) + 1;
	}
	document.extsearch.submit();
}

function SelectGenres(mode) {
	var genres = document.getElementsByName('genres[]');
	if(mode == "all") {
		for(var i=1; i<genres.length; i++) {
			genres[i].checked = false;
		}
	} else {
		genres[0].checked = false;
	}
}

function NoOffset() {
	return true;
}

function ResultPage(offst) {
	myOffset = document.getElementsByName('myoffset')[0];
	myOffset.value = parseInt(offst-1);
	document.extsearch.submit();
}