// Funktion zur Einbindung der korrekten Stylesheetdatei in den Browser

var plattform = "win";

if (navigator.userAgent.indexOf("Win")!= -1) {
         plattform = "win";
}
if (navigator.userAgent.indexOf("Mac")!= -1) {
         plattform = "mac";
}
if((navigator.userAgent.indexOf("Mac")!= -1) && (navigator.userAgent.indexOf("MSIE 5") != -1)) {
         plattform = "win";
}

if ((navigator.userAgent.indexOf("Mac")!= -1) || ( (navigator.userAgent.indexOf("MSIE") < 0) &&  (navigator.appVersion.substring(0,1) < 6)) ){
 plattform = "mac";
}

 plattform = "win";




//document.write("<link href=\"../../lib/css/"+plattform+".css\" REL=\"STYLESHEET\" TYPE=\"text/css\">");
//document.write("<link href=\"../../lib/css/div"+plattform+".css\" REL=\"STYLESHEET\" TYPE=\"text/css\">");

function rollover(bild_org,bild_change)
{
     //imgChange    = new Image();
    // imgChange.src = bild_change;
        /*
         if(navigator.appName == "Netscape")
                {
                    document.linie.document.images[bild_org].src = imgChange.src;
                }
                else
                {
                  window.document.images[bild_org].src = imgChange.src;
                }
               */
     document.getElementById(bild_org).src =bild_change;  
      
}
function rollover1(bild_org,bild_change)
{
     imgChange    = new Image();
     imgChange.src = bild_change;
     document.getElementById(bild_org).src =bild_change;  
}

var browser = "?";
var aidi = "?";
var clicked = 2;
var helper = 2;
var x = 0;

function getBrowser()
{
    
    if(document.layers)
    { browser="NS4";}
    if(document.all)
    {browser="IE4OP5";}
    if(document.getElementById)
    {browser="IE5NS6";}
    return browser;
}

function show(aidi)
{
	browser = getBrowser();	
	
    helper  = clicked / 2;
	if (helper == Math.round(helper))
	 {
	 	//alert( helper +" :: "+Math.round(helper));
	    

			 if(browser == "IE4OP5")
				{
		   		document.all[aidi].style.visibility = "visible";
				
				}
		    if (browser == "NS4")
				{
		    	document.layers[aidi].visibility="show";
		
			    }
		    if(browser=="IE5NS6")
				{
			    document.getElementById(aidi).style.visibility="visible";
		
		    	}
	 }
	 if (helper != Math.round(helper))
	 	{
	 	hide(aidi,1);
		//alert( helper +" ungleich "+Math.round(helper));
	 	}
	 
	 		
	 clicked = clicked + 1; 				
				
}

function hide(aidi,x)
{
     browser = getBrowser();
     if(browser == "IE4OP5")
		{
   		document.all[aidi].style.visibility = "hidden";
		}
    if (browser == "NS4")
		{
    	document.layers[aidi].visibility="hide";
	    }
    if(browser == "IE5NS6")
		{
	    document.getElementById(aidi).style.visibility="hidden";
    	}
	
	if (x != 1)
	{
		clicked = clicked + 1;	
	}
		
}