// Schriftgrößen im Verhältnis zu SchriftCSS
var Sxs=0.7, Ss=0.8, Sm=1.0, Sl=1.3, Sxl=1.6, Sxxl=2.2;

// --------------------------------------------------------------------------------------
function SizeSchreiben(Wert)
{
 set_cookie('Size',Wert,90);
};
// --------------------------------------------------------------------------------------
function GroeszeUmrechnen(h) // Schrifthöhe bzw 1.0 für Bidskalierung übergeben
{
 var rc=h*Sm;
 switch (get_cookie('Size'))
 {
  case "XS": rc=h*Sxs;   break;
  case "S":   rc=h*Ss;   break;
  case "M":   rc=h*Sm;   break;
  case "L":   rc=h*Sl;   break;
  case "XL":  rc=h*Sxl;  break;
  case "XXL": rc=h*Sxxl; break;
 }
 return rc;
};
// --------------------------------------------------------------------------------------
function Schriftgroesze(Richtung)
{
 if (Richtung==+1)
 {
  switch (get_cookie('Size'))
  {
   case "XS":  SizeSchreiben("S");   break;
   case "S":   SizeSchreiben("M");   break;
   case "M":   SizeSchreiben("L");   break;
   case "L":   SizeSchreiben("XL");  break;
   case "XL":  SizeSchreiben("XXL"); break;
   case "XXL": SizeSchreiben("XXL"); break;
   default:    SizeSchreiben("M");   break;
  }
 }
 else
 {
  switch (get_cookie('Size'))
  {
   case "XXL": SizeSchreiben("XL"); break;
   case "XL":  SizeSchreiben("L");  break;
   case "L":   SizeSchreiben("M");  break;
   case "M":   SizeSchreiben("S");  break;
   case "S":   SizeSchreiben("XS"); break;
   case "XS":  SizeSchreiben("XS"); break;
   default:    SizeSchreiben("XS"); break;
  }
 }
 FensterAnpassen();
};
// --------------------------------------------------------------------------------------
function SchriftGroeszeAn()
{
 Browser=new BrowserType();

 document.write("<div id='Schriftgroesze'>");
 if (Browser.Nr != 21)
 {
  document.write("Schrift<br>");
  document.write("<button style='font-family:monospace;margin:1px;margin-bottom:5px;' name='SG1' onClick=Javascript:Schriftgroesze(+1)>");
//  document.write("<img name='Lupe1' src='../_grafik/Lupe2.gif' width='13' height='20' border='0' alt='größer'>");
  document.write("[+]</button>");
  document.write("<button style='font-family:monospace;margin:1px;margin-bottom:5px;' name='SG2' onClick=Javascript:Schriftgroesze(-1)>");
//  document.write("<img name='Lupe2' src='../_grafik/Lupe2.gif' width='13' height='20' border='0' alt='kleiner'>");
  document.write("[-]</button><br/>");
 }

 document.write("<a href='http://validator.w3.org/check?uri=referer' target='_blank'>");
 document.write("<img style='border:none;margin:1px;' src='../_grafik/valid-xhtml10.gif' ");
 document.write("                         alt='Valid XHTML 1.0 Transitional' height='16' width='45' /></a><br/>");
 document.write("<a href='http://jigsaw.w3.org/css-validator/check/referer' target='_blank'>");
 document.write("<img style='border:none;margin:1px;' src='../_grafik/valid-css.gif' ");
 document.write("                         alt='CSS ist valide!' height='16' width='45' /></a><br/>");

 document.write("</div>");

 document.getElementById("Schriftgroesze").style.position="absolute";
 document.getElementById("Schriftgroesze").style.top=(document.getElementById("DivLogo").offsetTop
                         +document.getElementById("DivLogo").offsetHeight
                         +menueY)
                         +"px";
 document.getElementById("Schriftgroesze").style.left=document.getElementById("DivLogo").offsetLeft+"px";




}