var brOK=false;
var mie=false;
var aver=parseInt(navigator.appVersion.substring(0,1));
var aname=navigator.appName;

function checkbrOK()
{if(aname.indexOf("Internet Explorer")!=-1)
   {if(aver>=4) brOK=navigator.javaEnabled();
    mie=true;
   }
 if(aname.indexOf("Netscape")!=-1)  
   {if(aver>=4) brOK=true;}
}

var pictW=1;

function setmywindow( menu_lines)

{
 checkbrOK();
 if(brOK)
  {
   if(!mie)
    {
     pictW=window.innerHeight-300-33*menu_lines;
    }
   else
    {
     pictW=window.document.body.offsetHeight-8-300-33*menu_lines;
    } 
  }
  document.images["temppict"].height=pictW;  
}