function BlendObj(obj, blend) {
		obj = document.getElementById(obj);
		if(blend) obj.style.visibility='visible';
		else obj.style.visibility='hidden';

	}
	function blendSubNavi(over, obj, paddingback) {
		if (over) {
			obj.style.padding='1px 0px 1px 14px';
			obj.style.color='#00079b';
			obj.style.backgroundColor='#cfcfcf';
			obj.style.border='1px solid #949494';
		} else {
			if (paddingback) 
				obj.style.padding='2px 0px 2px 5px';
			else 
				obj.style.padding='2px 0px 2px 15px';
			obj.style.color='#949494';
			obj.style.backgroundColor='#ffffff';
			obj.style.border='none';
		}
	}
	function blendSSubNavi(over, objid) {
		obj = document.getElementById(objid+'s')
		if (over) {
			obj.style.visibility='visible';
		} else {
			obj.style.visibility='hidden';
		}
	}
	function blendProdNavi(objid) {
		if (objid == "downloads") {
			document.getElementById('productinfo').style.visibility='hidden';
			document.getElementById('productdownloads').style.visibility='visible';
			document.getElementById('productinfonav').style.color='#646464';
			document.getElementById('productdownloadsnav').style.color='#00079b';
			blendProdNavi2('prodnav2', 0, 5);
		} else {
			document.getElementById('productinfo').style.visibility='visible';
			document.getElementById('productdownloads').style.visibility='hidden';
			document.getElementById('productinfonav').style.color='#00079b';
			document.getElementById('productdownloadsnav').style.color='#646464';
			if (document.getElementById('prodnav23link').style.display != "none") aktnav = 3;
			if (document.getElementById('prodnav22link').style.display != "none") aktnav = 2;
			if (document.getElementById('prodnav25link').style.display != "none") aktnav = 5;
			if (document.getElementById('prodnav24link').style.display != "none") aktnav = 4;
			if (document.getElementById('prodnav21link').style.visibility != "hidden") aktnav = 1;
			blendProdNavi2('prodnav2', aktnav, 5);
		}
	}
	function blendProdNavi2(oid, objid, anzahl) {
		for(i=1; i<=anzahl; i++) {
			if (objid == i) {
				document.getElementById(oid+objid).style.visibility='visible';
				document.getElementById(oid+objid+'link').style.color='#00079b';
			} else {
				document.getElementById(oid+i).style.visibility='hidden';
				document.getElementById(oid+i+'link').style.color='#9f9f9f';
			}
		}
	}