/*
* sets rollover for main navigation items (entwicklung, suchverhalten, ...)
*/
function setRollOver(item, bln, strCol) {
	
	var cols = new Array();

	cols[0] = new Object();
	cols[0]["blue"] = "#3366cc";
	cols[0]["green"] = "#33cc33";
	cols[0]["yellow"] = "#f5c800";
	cols[0]["orange"] = "#FC9700";
	cols[0]["red"] = "#de4632";
	cols[0]["black"] = "#000000"
			
//	item.setStyle({
//	  backgroundImage: (bln)? "url(/images/nav/"+strCol+"Top.gif)" : '';
//	  color: (bln)? "url(/images/nav/"+strCol+"Top.gif)" : '';
//  }
//	});
	item['style']['color'] = (bln)? "#ffffff" : cols[0][strCol];	
	item['style']['backgroundImage'] = (bln)? "url(/images/nav/"+strCol+"Top.gif)" : '';
}

/*
* sets rollover for sub navigation items (in scrolllist) and gives a callback to set rollover for mainnavigation
*/
function setHighlight(item, bln, strCol, id) {
	while (item.tagName != 'LI') {
		item = item.parentNode;
	}
	
	setRollOver(item.select('a.title')[0], bln, strCol);
	
	var q = item.select('a.question')[0];
	//alert(q);
	q.style['backgroundImage'] = (bln)? "url(/images/nav/bg_"+strCol+"Active.gif)" : "url(/images/nav/bg_"+strCol+".gif)";
}


function showLayer(item) {
	item.style.display = (item.style.display == 'block')? 'none' : 'block';
}

function hideLayer(item) {
	if(item.style.display == 'block')
		item.style.display='none';
}


function showFullScreen(item) {
	
	//tb_show('
}

/*
* jsBtnMouseOver
*/
function jsBtnMouseOver(item) {
	var src = item.src;
//	var src1 = src.substr(0, src.length-4);
//	var newSrc = (src1+"_active"+".gif");
  var newSrc = src.replace(/\.gif/, '_active.gif');
	
	item.src = newSrc;
}

/*
* jsBtnMouseOver
*/
function jsBtnMouseOut(item) {
	var src = item.src;
//	var src1 = src.substr(0, src.length-11);
//	var newSrc = (src1+".gif");
  var newSrc = src.replace(/_active\.gif/, '.gif');
	
	item.src = newSrc;
}