// Defaulttext fuer Suche
function setDefault(id, isFocus, txt) {
	var e = document.getElementById(id);
	var c = "#000000";
	if (isFocus && e.value == txt) { 
			e.value = ''; 
	}
	if (!isFocus && e.value == '') { 
			e.value = txt; 
			c = "#999999";
	}
	e.style.color = c;
}

function resizeColumns(id1, id2) {
	var b1=document.getElementById(id1);
	var b2=document.getElementById(id2);
	if (b1!=null && b2!=null) {
		var h1=b1.offsetHeight;
		var h2=b2.offsetHeight;
		var isHome = (document.getElementById("home")!=null);
		var dy = 0; // evtl. an padding-Werte der Boxen anpassen
		if (h1>h2) {
			b2.style.height = (h1-dy) + 'px';
		}
		else {
			b1.style.height = (h2-dy) + 'px';
		}
	}
} 

function toggleValue(element, defaultText) {
	if (element.value == defaultText) {
		element.value = '';
	} else if (element.value == '') {
		element.value = defaultText;
	}
}