// Client Informationen auslesen OS und Browser
var bcDetect = navigator.userAgent.toLowerCase();
var _OS,_BROWSER;
var preKey;
var requireds = new Array();
var submittedForms = new Array();

function str_replace(from,to,str) {
	var ret;
	text = text.replace(/\//g,'\/');
	text = text.replace(/\^/g,'\\^');
	text = text.replace(/\$/g,'\\$');
	text = text.replace(/\+/g,'\\+');
	
	//from=from.replace(/\*/g,'\\/');
	var evl='ret=str.replace(/'+from+'/g,to);';
	//prompt('',evl);
	eval(evl);
	return ret;
}

function checkSubmitForm(form)
{
	if (checkRequireds(form)) {
		form.submit();
	}
}

function checkRequireds(form)
{
	var doSubmit = false;
	if (typeof(form) == "string") {
		form = document.forms[form];
		doSubmit = true;
	}
	var retVal = true;
	for (i = 0; i < form.elements.length; i++) {
		el = form.elements[i];
		if (el.id) {
			if (el.id in requireds) {
				if (!el.disabled) {
					if (el.value == "") {
						msg = requireds[el.id];
						alert(msg);
						el.focus();
						retVal = false;
						break;
					}
				}
			}
		}
	}
	if (doSubmit && retVal) {
		form.submit();
		retVal = false;
	}
	return retVal;
}

if (bcCheckIt('konqueror')) { _BROWSER = "KONQUEROR"; _OS = "LINUX"; }
else if (bcCheckIt('safari')) { _BROWSER = "SAFARI"; }
else if (bcCheckIt('omniweb')) { _BROWSER = "OMNIWEB"; }
else if (bcCheckIt('opera')) { _BROWSER = "OPERA"; }
else if (bcCheckIt('webtv')) { _BROWSER = "WEBTV"; }
else if (bcCheckIt('icab')) { _BROWSER = "ICAB"; }
else if (bcCheckIt('msie')) { _BROWSER = "INTERNET_EXPLORER"; }
else if (bcCheckIt('firefox')) { _BROWSER = "FIREFOX"; }
else if (!bcCheckIt('compatible')) { _BROWSER = "NETSCAPE"; }
else { _BROWSER = "UNKNOWN"};

if (!_OS)
{
	if (bcCheckIt('linux')) _OS = "LINUX";
	else if (bcCheckIt('x11')) _OS = "UNIX";
	else if (bcCheckIt('mac')) _OS = "MAC"
	else if (bcCheckIt('win')) _OS = "WINDOWS"
	else _OS = "UNKNOWN";
}

function bcCheckIt(string)
{
	var place = bcDetect.indexOf(string) + 1;
	return place;
}

function openWin(url, width, height, id) {
	popupWin = window.open(url, id, 
		'menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=no,width=' + 
		width + ',height=' + height + ',left=50,top=50')
}

function showImage(url, width, height) 
{
	width += 25;
	height += 30;
	window.open(url, null, 'menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,width='+width+',height='+height+',left=50,top=50')	;
}	

function changeImage(imageName, image)
{
	if (image != "") {
		window.document.images[imageName].src = image;
	}
}

function loadPage(link, target, framesToReload)
{
	if (target && (target != "")) {
		top.frames[target].location.href = link;
	} else {
		location.href = link;
	}
	if (framesToReload) {
		for (var i = 0; i < framesToReload.length; i++) {
			// alert(framesToReload[i]);
			top.frames[framesToReload[i]].location.reload();
		}
	}
}

function loadPages(framesToReload, pgLink, pgTarget, artLink, artTarget)
{
	var url = pgLink;
	var target = pgTarget;

	url = url + "&loadPage=loadPage('" + escape(artLink) + "', '" + escape(artTarget) + "'";
	for (var i = 0; i < framesToReload.length; i++) {
		url += ", ";
		if (i == 0) {
			url += "[";
		}
		url += "'" + framesToReload[i] + "'";
		if (i == framesToReload.length - 1) {
			url += "]";
		}
	}
	url = url + ")";

	top.frames[pgTarget].location.href = url;
}

function loadPages_(link1, link1Target, link2, link2Target, framesToReload, appendToUrl)
{
	if ((link1 != "") && (link2 != "")) {
		if (link1Target == link2Target) {
			loadPage(link2, link2Target);
		} else {
			var masterLink = link1;
			var masterTarget = link1Target;
			var slaveLink = link2;
			var slaveTarget = link2Target;
			
			if (link2Target == "") {
				masterLink = link2;
				masterTarget = link2Target;
				slaveLink = link1;
				slaveTarget = link1Target;
			}
			
			parts = masterLink.split('#');

			masterLink = parts[0] + "&loadPage=loadPage('" + escape(slaveLink) + "', '" + escape(slaveTarget) + "')";
			if (parts[1]) {
				masterLink = masterLink + '#' + parts[1];
			}
			loadPage(masterLink, masterTarget);
		}
	} else {
		if ((link1 != "") && (link1Target != link2Target)) {
			loadPage(link1, link1Target);
		}
	
		if (link2 != "") {
			loadPage(link2, link2Target);
		}
	}

	if (framesToReload) {
		framesArray = framesToReload.split(',');
		for (i = 0; i < framesArray.length; i++) {
			frameName = framesArray[i];
			if (parent.frames[frameName]) {
				link = parent.frames[frameName].location.href;
				if (appendToUrl) {
					link = link + "&" + appendToUrl;
				}
				parent.frames[frameName].location.href = link;
			}
		}
	}
}

function reloadMainFrame(mainFrameName, exchangeInUrl)
{
	if ((window.name != mainFrameName) && (parent.frames)) {
		frameCount = parent.frames.length;
		for (var i = 0; i < frameCount; i++) {
			if (parent.frames[i].name == mainFrameName) {
				targetUrl = parent.frames[i].location.href;
				
				if (exchangeInUrl != "") {
					params = exchangeInUrl.split("&");
					for (var k = 0; k < params.length; k++) {
						param = params[k].split("=");
						if (param.length == 2) {
							key = param[0];
							value = param[1];
							index = targetUrl.indexOf(key);
							if (index > -1) {
								newTargetUrl = targetUrl.substring(0, index) + key + "=" + value;
								tmp = targetUrl.substring(index, targetUrl.length);
								index2 = tmp.indexOf("&");
								if (index2 > -1) {
									newTargetUrl += tmp.substring(index2, tmp.length);
								}
								targetUrl = newTargetUrl;
							}
						}
					}
				}
				
				parent.frames[i].location.href = targetUrl;
				break;
			}
		}
	}
}

function resizeIFrame(el) {
	var size = el.contentWindow.document.getElementById('resize').offsetHeight + 25;
	el.height = size;
}

function setIFrameHeight (obj, getSize, minHeight) {
	elFrame = obj;
	height = elFrame.contentWindow.document.getElementById(getSize).offsetHeight;
	if (minHeight > height) {
		height = minHeight;
	}	
	elFrame.height = height;
}

function saveSubmit(form) {
	if (submittedForms[form.name] == undefined) {
		submittedForms[form.name] = true;
		return true;
	}
	return false;
}