var j,list= new Array() 
  list[list.length]='/html/images/obr_0.jpg';
  list[list.length]='/html/images/obr_1.jpg'; 
  list[list.length]='/html/images/obr_2.jpg';
  list[list.length]='/html/images/obr_3.jpg';
  list[list.length]='/html/images/obr_4.jpg';
  list[list.length]='/html/images/obr_5.jpg';
  list[list.length]='/html/images/obr_6.jpg';
  list[list.length]='/html/images/obr_7.jpg';
  list[list.length]='/html/images/obr_8.jpg';
  list[list.length]='/html/images/obr_9.jpg';
  list[list.length]='/html/images/obr_10.jpg';
  list[list.length]='/html/images/obr_11.jpg';
  list[list.length]='/html/images/obr_12.jpg';
  list[list.length]='/html/images/obr_13.jpg';
  list[list.length]='/html/images/obr_14.jpg';
  list[list.length]='/html/images/obr_15.jpg';
  list[list.length]='/html/images/obr_16.jpg';
  list[list.length]='/html/images/obr_17.jpg';
  list[list.length]='/html/images/obr_18.jpg';
  list[list.length]='/html/images/obr_19.jpg';
  list[list.length]='/html/images/obr_20.jpg';
  list[list.length]='/html/images/obr_21.jpg';
  list[list.length]='/html/images/obr_22.jpg';
  list[list.length]='/html/images/obr_23.jpg';
  list[list.length]='/html/images/obr_24.jpg';
  list[list.length]='/html/images/obr_25.jpg';
  list[list.length]='/html/images/obr_26.jpg';
  list[list.length]='/html/images/obr_27.jpg';
  list[list.length]='/html/images/obr_28.jpg';
  list[list.length]='/html/images/obr_29.jpg';
  list[list.length]='/html/images/obr_30.jpg';
  list[list.length]='/html/images/obr_31.jpg';
  list[list.length]='/html/images/obr_32.jpg';
  list[list.length]='/html/images/obr_33.jpg';
  list[list.length]='/html/images/obr_34.jpg';
  list[list.length]='/html/images/obr_35.jpg';
  list[list.length]='/html/images/obr_36.jpg';
  list[list.length]='/html/images/obr_37.jpg';
  list[list.length]='/html/images/obr_38.jpg';
  list[list.length]='/html/images/obr_39.jpg';
  list[list.length]='/html/images/obr_40.jpg';
  list[list.length]='/html/images/obr_41.jpg';
  list[list.length]='/html/images/obr_42.jpg';
  list[list.length]='/html/images/obr_43.jpg';
  list[list.length]='/html/images/obr_44.jpg';
  list[list.length]='/html/images/obr_45.jpg';
  list[list.length]='/html/images/obr_46.jpg';
  list[list.length]='/html/images/obr_47.jpg';
  list[list.length]='/html/images/obr_48.jpg';
  list[list.length]='/html/images/obr_49.jpg';
  list[list.length]='/html/images/obr_50.jpg';
  list[list.length]='/html/images/obr_51.jpg';
  list[list.length]='/html/images/obr_52.jpg';
  list[list.length]='/html/images/obr_53.jpg';
  list[list.length]='/html/images/obr_54.jpg';
  list[list.length]='/html/images/obr_55.jpg';
  list[list.length]='/html/images/obr_56.jpg';
  list[list.length]='/html/images/obr_57.jpg';
  list[list.length]='/html/images/obr_58.jpg';
  list[list.length]='/html/images/obr_59.jpg';
  list[list.length]='/html/images/obr_60.jpg';
  list[list.length]='/html/images/obr_61.jpg';
  list[list.length]='/html/images/obr_62.jpg';
  list[list.length]='/html/images/obr_63.jpg';
  list[list.length]='/html/images/obr_64.jpg';
  list[list.length]='/html/images/obr_65.jpg';
  list[list.length]='/html/images/obr_66.jpg';
  list[list.length]='/html/images/obr_67.jpg';
  list[list.length]='/html/images/obr_68.jpg';
  list[list.length]='/html/images/obr_69.jpg';
  list[list.length]='/html/images/obr_70.jpg';
  list[list.length]='/html/images/obr_71.jpg';
  list[list.length]='/html/images/obr_72.jpg';
  /*list[list.length]='html/images/obr_73.jpg';
  list[list.length]='/html/images/obr_74.jpg';
  list[list.length]='/html/images/obr_75.jpg';
  list[list.length]='/html/images/obr_76.jpg';
  list[list.length]='/html/images/obr_77.jpg';
  list[list.length]='/html/images/obr_78.jpg';
  list[list.length]='/html/images/obr_79.jpg';
  list[list.length]='/html/images/obr_80.jpg';
  list[list.length]='/html/images/obr_81.jpg';
  list[list.length]='/html/images/obr_82.jpg';
  list[list.length]='/html/images/obr_83.jpg';
  list[list.length]='/html/images/obr_84.jpg';
  list[list.length]='/html/images/obr_85.jpg';
  list[list.length]='/html/images/obr_86.jpg';
  list[list.length]='/html/images/obr_87.jpg';
  list[list.length]='/html/images/obr_88.jpg';
  list[list.length]='/html/images/obr_89.jpg';
  list[list.length]='/html/images/obr_90.jpg';
  list[list.length]='/html/images/obr_91.jpg';
  list[list.length]='/html/images/obr_92.jpg';*/


  j=parseInt(Math.random()*list.length);
  j=(isNaN(j))?0:j;
var retez="<style type=\"text/css\"><!-- #obrazek{background-image:url("+list[j]+");}  --><\/style>"
  document.write(retez);
//alert(retez)