var hmchoose=''; 
var smchoose='';

// allgemeine Funktionen

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function system_png()
{
 ie_pc=false;
 userAgent=navigator.userAgent;
 if (userAgent.search(/Windows/)!=-1 && userAgent.search(/MSIE/)!=-1) ie_pc=true;
 return ie_pc;
}

function change_class(element,name)
{
 ie_pc=system_png();
 if (ie_pc==true && name.substr(0,2)=='hm') name+='_ie_pc';
 if(document.all) { document.all[element].className=name;}
 if(document.getElementById) { document.getElementById(element).className=name;}
 if(document.layers) { document.layers[element].className=name;}
 return;
} 
 
// individuelle Funktionen 
 
function init_navimage()
{
 ie_pc=system_png();
 for (i=1;i<=6;i++) change_class('bt'+i,'hm'+i+'_lo');
 parent.frames['mainFrame'].location.href = '../content/gruende_teaser.htm';
}
 
function hm_over(w_id) 
{
 change_class('bt'+w_id,'hm'+w_id+'_hi');
 
 if (hmchoose>=1 && hmchoose<=6) MM_showHideLayers('ebsm'+hmchoose,'','hide');
 MM_showHideLayers('ebsm'+w_id,'','show');
}

function hm_out(w_id) 
{
 if (hmchoose!=w_id) change_class('bt'+w_id,'hm'+w_id+'_lo');
 
 if (hmchoose>=1 && hmchoose<=6) MM_showHideLayers('ebsm'+hmchoose,'','show');
 if (hmchoose!=w_id) MM_showHideLayers('ebsm'+w_id,'','hide');
}

function hm_click(w_id) 
{	
 if (hmchoose!='') 
 {
  if (hmchoose>=1 && hmchoose<=6) change_class('bt'+hmchoose,'hm'+hmchoose+'_lo');
  change_class('sm'+smchoose+'_img','sm_image_lo');
  change_class('sm'+smchoose+'_text','sm_text_lo');
  MM_showHideLayers('ebsm1','','hide','ebsm2','','hide','ebsm3','','hide','ebsm4','','hide','ebsm5','','hide','ebsm6','','hide','ebsm7','','hide','ebsm8','','hide');
 }

 hmchoose=w_id;
 smchoose=w_id+'_1';

 if (w_id!='' && w_id!='7' && w_id!='8') change_class('bt'+w_id,'hm'+w_id+'_hi');	
 else 
 {
  if (w_id=='') hmchoose='';
 }

 change_class('sm'+smchoose+'_img','sm_image_hi');
 change_class('sm'+smchoose+'_text','sm_text_hi');

 MM_showHideLayers('ebsm'+w_id,'','show');

 parent.frames['mainFrame'].focus();
}


function sm_over(s_id) 
{
 change_class('sm'+s_id+'_text','sm_text_hi');
}

function sm_out(s_id) 
{
 if (s_id!=smchoose) 
 {
  change_class('sm'+s_id+'_text','sm_text_lo');
 }
}

function sm_click(s_id) 
{
 if (smchoose!='' && smchoose!=s_id) 
 {
  change_class('sm'+smchoose+'_img','sm_image_lo');
  change_class('sm'+smchoose+'_text','sm_text_lo');
 }
 
 smchoose=s_id;

 change_class('sm'+s_id+'_img','sm_image_hi');
 change_class('sm'+s_id+'_text','sm_text_hi');

 parent.frames['mainFrame'].focus();
}