widok = function(file){
    this.file=file;
    this.win=null;
    this.title=':::';
     this.left=50;
     this.top=50;
     this.param='width=100, height=100, left=' + this.left + ', top=' + this.top;
}

widok.prototype.url = function(){
    this.openImg('http://www.skipper.pl/lib_js/widok.php?path='+this.file);
     this.checkFocus();
}

widok.prototype.path = function(){
      if(!this.file){
            alert('Wybierz zdjêcie.');
            return;
      }
        this.openImg('about:blank');
     this.checkFocus();
     this.addBody(0);
}

widok.prototype.frame = function(){
    this.openImg('about:blank','fullscreen');
        window.onfocus();
     this.addBody(1);
    this.win.focus();
}

widok.prototype.openDoc = function(param){
    if(param)
         this.param=param;
     else
         this.param='width=700, height=550, left=' + this.left + ', top=' + this.top;
    window.open(this.file,'',this.param);
}

widok.prototype.openImg = function(file,param){
    if(param)
         this.param=param;
    this.win=window.open(file,'',this.param);
}

widok.prototype.checkFocus = function(){
    if(this.win){
         var winz=this.win;
         window.onfocus=function(){
            winz.close();
         }
     }
}

widok.prototype.addBody = function(margin){
      if(this.win!=null){
          var doc=this.win.document;
          var body=doc.body;

         doc.title=this.title;
            body.innerHTML='';
          body.scroll='no';
            body.style.padding='0px';
            body.style.margin=margin+'px';
          body.style.cursor='hand';
         var el=doc.createElement("img");
          el.alt='zamknij';
          el.src=this.file;
          var winz=this.win;
          el.onclick=function(){
            winz.close();
          }
            body.appendChild(el);
          this.win.resizeTo(el.offsetWidth + (margin*2), el.offsetHeight + (margin*2));
          this.win.moveTo(this.left,this.top);
      }
}