var showNextA;
   var showNextB;
   var vector = new Array();  
   var set = new Array();
   var vectorB = new Array();  
   var setB = new Array();
   var imgsAOn = new Array();
   var imgsBOn = new Array();

  function loadimgs() { 
   imgsAOn[1] = new Image();
   imgsAOn[1].src = "images/declive_fotoA1.gif";
   imgsAOn[2] = new Image();
   imgsAOn[2].src = "images/declive_fotoA2.gif";
   imgsAOn[3] = new Image();
   imgsAOn[3].src = "images/declive_fotoA3.gif";
   imgsAOn[4] = new Image();
   imgsAOn[4].src = "images/declive_fotoA4.gif";
   imgsAOn[5] = new Image();
   imgsAOn[5].src = "images/declive_fotoA5.gif";
   imgsAOn[6] = new Image();
   imgsAOn[6].src = "images/declive_fotoA6.gif";
   imgsAOn[6].onLoad = mkvector();
   imgsBOn[1] = new Image();
   imgsBOn[1].src = "images/declive_fotoB1.gif";
   imgsBOn[2] = new Image();
   imgsBOn[2].src = "images/declive_fotoB2.gif";
   imgsBOn[3] = new Image();
   imgsBOn[3].src = "images/declive_fotoB3.gif";
   imgsBOn[4] = new Image();
   imgsBOn[4].src = "images/declive_fotoB4.gif";
   imgsBOn[5] = new Image();
   imgsBOn[5].src = "images/declive_fotoB5.gif";
   imgsBOn[6] = new Image();
   imgsBOn[6].src = "images/declive_fotoB6.gif";
   imgsBOn[6].onLoad = mkvectorB();
  }


   function showseqA(i) {
    i = parseInt(i);
    document.getElementById("fotoA").src=imgsAOn[vector[i]].src;
    x = i + 1;
    if(x<=5) {
     showNextA = setTimeout("showseqA(x);", 1000);
    }
    else {
     mkvector();
    }
   }

   function showseqB(a) {
    a = parseInt(a);
    document.getElementById("fotoB").src=imgsBOn[vector[a]].src;
    b = a + 1;
    if(b<=5) {
     showNextB = setTimeout("showseqB(b);", 1200);
    }
    else {
     mkvectorB();
    }
   }

   function mkvector() {
    set = Array(1,2,3,4,5,6);
    var c = 5;
    for(k=0;k<6;k++) {
     var i = 0;
     var tempset = new Array(); 
     x = Math.round((Math.random()*c)); 
     vector[k] = set[x];
     for(j=0;j<set.length;j++) {
      if(j==x) {
       continue;
      }
      tempset[i] = set[j];
      i++;
     }  
     set = tempset;
     c--;
    } 
    setTimeout("showseqA(0);", 1000);
   }

   function mkvectorB() {
    setB = Array(1,2,3,4,5,6);
    var counter = 5;
    for(k=0;k<6;k++) {
     var i = 0;
     var tempsetB = new Array(); 
     x = Math.round((Math.random()*counter)); 
     vectorB[k] = setB[x];
     for(j=0;j<setB.length;j++) {
      if(j==x) {
       continue;
      }
      tempsetB[i] = setB[j];
      i++;
     }  
     setB = tempsetB;
     counter--;
    } 
    setTimeout("showseqB(0);", 1200);
   }