function change_form(id,textinserts) {
	if (document.getElementById(id).className == 'search_text') {
		document.getElementById(id).className = 'form_aktiv';
		if (document.getElementById(id).value == textinserts) {
			document.getElementById(id).value = '';				
		}
	}
	else {
		if (document.getElementById(id).className == 'form_aktiv' && document.getElementById(id).value != textinserts && document.getElementById(id).value != '') {
			document.getElementById(id).className = 'form_aktiv';
		}
		if (document.getElementById(id).className == 'form_aktiv' && document.getElementById(id).value == textinserts) {
			document.getElementById(id).className = 'search_text';
		}
		if (document.getElementById(id).className == 'form_aktiv' && document.getElementById(id).value == '') {
			document.getElementById(id).className = 'search_text';
			document.getElementById(id).value = textinserts;
		}
	}
}