function getBanner()
  {
    var result=new String();
    var Zima1=new Date();
    var Zima2=new Date();
    Zima1.setFullYear(2006,10,29);
    Zima2.setFullYear(2007,1,28);
    var Jaro1=new Date();
    var Jaro2=new Date();
    Jaro1.setFullYear(2007,2,1);
    Jaro2.setFullYear(2007,4,31);
    var Leto1=new Date();
    var Leto2=new Date();
    Leto1.setFullYear(2007,5,1);
    Leto2.setFullYear(2007,7,31);
    var Podzim1=new Date();
    var Podzim2=new Date();
    Podzim1.setFullYear(2007,8,1);
    Podzim2.setFullYear(2007,10,30);
    var myDate=new Date()
    if(Zima1<=myDate && myDate<=Zima2 )
      {
        result=1;
      }
      else
      {
        if(Jaro1<=myDate && myDate<=Jaro2)
        {
          result=2;
        }
        else
        {
          if(Leto1<=myDate && myDate<=Leto2)
          {
            
            result=Math.floor(2*Math.random())+2;
          }
          else
          {
            if(Podzim1<=myDate && myDate<=Podzim2)
            {
            
              result=3;
              
            }
            else
            {
              result=3;
            }
          }
        }
      }
     
      return result;
    }
function getBannerRO()
  {
    var result=new String();
    var Zima1=new Date();
    var Zima2=new Date();
    Zima1.setFullYear(2006,10,29);
    Zima2.setFullYear(2007,1,28);
    var Jaro1=new Date();
    var Jaro2=new Date();
    Jaro1.setFullYear(2007,2,1);
    Jaro2.setFullYear(2007,4,31);
    var Leto1=new Date();
    var Leto2=new Date();
    Leto1.setFullYear(2007,5,1);
    Leto2.setFullYear(2007,7,31);
    var Podzim1=new Date();
    var Podzim2=new Date();
    Podzim1.setFullYear(2007,8,1);
    Podzim2.setFullYear(2007,10,30);
    var myDate=new Date()
    if(Zima1<=myDate && myDate<=Zima2 )
      {
        result=1;
      }
      else
      {
        if(Jaro1<=myDate && myDate<=Jaro2)
        {
          result=2;
        }
        else
        {
          if(Leto1<=myDate && myDate<=Leto2)
          {
            
            result=3;
          }
          else
          {
	    
            if(Podzim1<=myDate && myDate<=Podzim2)
            {


	      result=Math.floor(2*Math.random())+2;
	      if(result==2)
		result=1;
            
              
            }
            else
            {
               result=Math.floor(2*Math.random())+2;
	       if(result==2)
		 result=1;
            }
          }
        }
      }
     
      return result;
    }