function focusInput (inputObj, inputTxt) {

	if (typeof(inputObj) != "object") return false;
	if (typeof(inputTxt) != "string") return false;
	if (inputObj.value == inputTxt) inputObj.value = "";
}

function blurInput (inputObj, inputTxt) {

	if (typeof(inputObj) != "object") return false;
	if (typeof(inputTxt) != "string") return false;
	if (inputObj.value == "") inputObj.value = inputTxt;
}

function checkInput (inputObj) {

	if (typeof(inputObj) != "object") return false;
	
	if (inputObj.id == "quicksearch") {

		inputObj.search.focus();
		
		if (inputObj.search.value.length < 4) {
			alert ("Bitte geben Sie mindestens vier Zeichen ein!");
			inputObj.search.focus();
			inputObj.search.select();
			return false;
		}
		
	} else {
	
		return true;
	}
}

function Open_Win (childUrl, childTarget, childWidth ,childHeight) {

	var newChild = null;

	if (childUrl == null) return false;
	if (childTarget == null) childTarget = "PopUp";
	if (childWidth == null) childWidth = 640;
	if (childHeight == null) childHeight = 480;
	
	var childStatus = 'yes';
	var childScrollbars = 'yes';
	var childLocation = 'yes';
	var childTollbar = 'yes';
	var childMenubar = 'yes';
	var childResize = 'yes';
	
	var childPosLeft = Math.floor ((screen.width - childWidth) / 2);
	var childPosTop  = Math.floor ((screen.height - childHeight) / 2.5);

	var paramString = 'width='+childWidth+',height='+childHeight+',innerwidth='+childWidth+',innerheight='+ childHeight+',top='+childPosTop+',left='+childPosLeft+',status='+childStatus+',scrollbars='+childScrollbars+',location='+childLocation+',toolbar='+childTollbar+',menubar='+childMenubar+',resizable='+childResize;
	
	newChild = window.open (childUrl, childTarget, paramString);

	if (newChild != null) newChild.window.focus();
	return false;
}