function toogleContent (theId, state) {
	if (state == 'hover') {
		hide = 'mainContent';
		show = 'wtc_' + theId;
	}
	else {
		show = 'mainContent';
		hide = 'wtc_' + theId;
	}
	if (document.getElementById(show) && document.getElementById(hide)) {
	//alert (show + ' - ' +hide);

		document.getElementById(hide).style.display = 'none';
		document.getElementById(show).style.display = 'block';
	}
}

function changeBG(theId, state) {
	if (theId == 'windowTeaser_83') {
		file = 'fileadmin/templates/img/hp/window_1' + state + '.jpg';
		document.getElementById(hide).style.backgroundImage = url(file);
	}
	else if (theId == 'windowTeaser_84') {
		file = 'fileadmin/templates/img/hp/window_2' + state + '.jpg';
		document.getElementById(hide).style.backgroundImage = url(file);
	}
	else if (theId == 'windowTeaser_85') {
		file = 'fileadmin/templates/img/hp/window_3' + state + '.jpg';
		document.getElementById(hide).style.backgroundImage = url(file);
	}
	else if (theId == 'windowTeaser_86') {
		file = 'fileadmin/templates/img/hp/window_4' + state + '.jpg';
		document.getElementById(theId).style.backgroundImage = 'url("fileadmin/templates/img/hp/window_4' + state + '.jpg")';
		if (document.all) {
			document.all(theId).style.cursor ='hand';
		}
		else {
			document.getElementById(theId).style.cursor ='pointer';
		}
	}
}

function submitForm() {
	sword = document.getElementById('input_sword').value;
	//alert (sword + ' length:' + sword.length);
	if (sword.length < 4) {
		alert('Bitte geben Sie mindestens vier Buchstaben ein.');
	}
	else if (sword != 'Suchbegriff eingeben...') {
//		alert ('submitted');
		document.searchform.submit();
	}
}

function checkSword(state) {
	sword = document.getElementById('input_sword').value;
	if (state == 'focus') {
		if (sword == "Suchbegriff eingeben...") {
			document.getElementById('input_sword').value = '';
		}
	}
	else {
		if (sword.length < 4) {
			document.getElementById('input_sword').value = 'Suchbegriff eingeben...';
		}
	}
}

function checkInput(e) {
	var keycode;
	if (window.event) keycode = window.event.keyCode;
	else if (e) keycode = e.which;
	else return true;
	if (keycode == 13) {
		//alert('enter');
		return false;
		/*
		if (document.getElementById('input_sword').value.length < 4) {
			return false;
		}
		else {
			submitForm();
		}
		*/
	}
	else {
		return true;
	}
}

function stopRKey(evt) {
  var evt = (evt) ? evt : ((event) ? event : null);
  var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
  if ((evt.keyCode == 13) && (node.type=="text"))  {
  	if (document.getElementById('input_sword')) {
	  	if ((document.getElementById('input_sword').value.length < 4) || (document.getElementById('input_sword').value == 'Suchbegriff eingeben...')) {
	  		alert('Bitte geben Sie mindestens 4 Buchstaben ein!');
	  		return false;
	  	}
	  	else {
	  		submitForm();
	  	} 
  	} else {
  		submitForn();
  	}
  }
}

/* document.onkeypress = stopRKey; */