// Copyright: Christian Radina
function swap_content(id) {
	displayType = ( document.getElementById(id).style.display == 'none' ) ? 'block' : 'none';
	document.getElementById(id).style.display = displayType;
	if(document.getElementById(id+'_img')) {
		imgType = ( document.getElementById(id+'_img').src.indexOf('plus.png') > 1 ) ? 'images/navigator/minus.png' : 'images/navigator/plus.png';
		document.getElementById(id+'_img').src = imgType;
}
}


var haeufigkeit = 5000 + Math.round(Math.random() * 10000)

if(navigator.userAgent.indexOf("Konqueror") == -1) {
	//var banner_01_interval = setInterval("random_banner_01()", 1)
	//var banner_color_interval = setInterval("banner_color_hight(1)", haeufigkeit);
}
	
function random_banner_01() {
	var bitmuster = document.getElementById('banner_01').firstChild.data
	stelle = Math.round(Math.random() * 34)
	bitmuster_l = bitmuster.substring(0,stelle)
	bitmuster_h = bitmuster.substring(stelle+1)
	bitmuster = bitmuster_l + Math.round(Math.random()) + bitmuster_h
	document.getElementById('banner_01').firstChild.data = bitmuster
}

// Zeichen im Banner hervorheben
function banner_color_hight(i) {
	
	//if(i != 19)
		document.getElementById('bc_'+i).setAttribute('style', 'font-weight:bolder; font-size:27')
	setTimeout("banner_color_low("+i+")", 80)
	i++;
	if(i != 22)
		setTimeout("banner_color_hight("+i+")", 50)

}

function banner_color_low(i) {
	document.getElementById('bc_'+i).setAttribute('style', '')
}

function clear_search_field(thiss) {


	if(thiss.form.search_string.value == " suchen...")
		thiss.form.search_string.value = "";

}