/***********************************************
* Drop Down/ Overlapping Content- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use.
* Visit http://www.dynamicdrive.com/ for full source code
* Werte für opt_position: overlapping (=default), right, bottom, bottomright
***********************************************/

function getposOffset(overlay, offsettype){
var totaloffset=(offsettype=="left")? overlay.offsetLeft : overlay.offsetTop;
var parentEl=overlay.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}

function overlay(curobj, subobjstr, imgname, opt_position){
if (document.getElementById){
	var subobj=document.getElementById(subobjstr)
	subobj.style.display=(subobj.style.display!="block")? "block" : "none"
	var xpos=20+getposOffset(curobj, "left")+((typeof opt_position!="undefined" && opt_position.indexOf("right")!=-1)? -(subobj.offsetWidth-curobj.offsetWidth) : 0) 
	var ypos=getposOffset(curobj, "top")+((typeof opt_position!="undefined" && opt_position.indexOf("bottom")!=-1)? curobj.offsetHeight : 0)
	subobj.style.left=xpos+"px"
	subobj.style.top=ypos+"px"
	
	/*Bild toggeln*/
	if (imgname != null)
	{
		if (imgname == "iWaehrung1" || imgname == "iWaehrung2")
			{BilddateiEin='img/i_currency.gif';
			BilddateiAus='img/i_currency_minus.gif';
			}
		else if (imgname == "iSucheWebkey") 
			{BilddateiEin='img/i_webcode.gif';
			BilddateiAus='img/i_webcode_minus.gif';
			}
		else
			{BilddateiEin='img/mnu/n_ir_plus.gif';
			BilddateiAus='img/mnu/n_ir_minus.gif';
			}
		
		if (subobj.style.display == "block")
			{document.getElementById(imgname).src=BilddateiAus;}
			/*{document.getElementById(imgname).src="img/mnu/n_ir_minus.gif";}*/
		else 
			{document.getElementById(imgname).src=BilddateiEin;}
			/*{document.getElementById(imgname).src="img/mnu/n_ir_plus.gif";}*/
	}
	return false
}
	else
	return true
}

function overlayclose(subobj,imgname){
		if (imgname == "iWaehrung1" || imgname == "iWaehrung2")
			{BilddateiEin='img/i_currency.gif';
			BilddateiAus='img/i_currency_minus.gif';
			}
		else if (imgname == "iSucheWebkey")
			{BilddateiEin='img/i_webcode.gif';
			BilddateiAus='img/i_webcode_minus.gif';
			}
		else
			{BilddateiEin='img/mnu/n_ir_plus.gif';
			BilddateiAus='img/mnu/n_ir_minus.gif';
			}
/*document.images.nInlineReisenAndere.src='img/mnu/n_ir_plus.gif';*/
if (imgname != null)
	{document.getElementById(imgname).src=BilddateiEin;}
document.getElementById(subobj).style.display="none";
}