ÿþfunction getGETParam(paramName)

{

   var location = new String(window.location);

   var parPos=location.indexOf('?');

   var result="";



   if(parPos != -1)

   {

      getPar = location.substr(parPos+1, location.length-parPos);      

      paramArr=getPar.split('&');

      for(var i in paramArr)

      {

         param = paramArr[i].split('=');

         if(param[0] == paramName)

         {

            result=param[1];

            break;

         }

    }

   }

   return result;

}



function objectNavigator(imageNum, totalImages, level)

{

   imageNum=parseInt(imageNum);

   var result="<table cellpadding=0 cellspacing=0 border=0 class=tab_color_light><tr><td class=bbody>";

   result+="<font color=black>&nbsp;["+(imageNum+1).toString()+"/"+totalImages.toString()+"]&nbsp;</font>";



   var nPrev=imageNum == 0 ? gallery.data.length-1:imageNum-1;

   var nNext=imageNum == gallery.data.length-1 ? 0:imageNum+1;

   var curPage=(Math.round(imageNum/(gallery.cols*gallery.rows)+0.5)).toString();



   result+="<a href='?level="+level.toString()+"&obj="+gallery.data[nPrev].imageFile+"' class=blink>&lt;&lt;&lt;</a>&nbsp;|&nbsp;";

   result+="<a href='?level="+(level-1).toString()+"&page="+curPage+"&obj=_OBJ_' class=blink>^^^</a>&nbsp;|&nbsp;";

   result+="<a href='?level="+level.toString()+"&obj="+gallery.data[nNext].imageFile+"' class=blink>&gt;&gt;&gt;</a>&nbsp;|&nbsp;";

   result+="</td></tr></table>";

   return result;

}





function pageNavigator( pageNum, totalPages)

{

   var result="";

   if(totalPages < 2)

      return "";



   result='<table cellpadding=0 cellspacing=5 border=0 class=tab_color_light><tr><td class=bbody>';

   if(pageNum > 1)

   {

      result+='<a href="?page='+(pageNum -1)+'" class=blink>&lt;&lt;&lt;</a>&nbsp;|&nbsp;';

   }      



   for(var page=1;page <= totalPages; page++)

   {

      if(page  == pageNum)

      {

         result+='<font class=blink><b>'+page+'&nbsp;|&nbsp;</b></font>';

      }

      else

      {

         result+='<a href="?page='+page+'" class=blink><u>'+page+'</u></a>&nbsp;|&nbsp;';

      }

   }



   if(pageNum < totalPages)

   {

      result+='<a href="?page='+(pageNum+1)+'" class=blink>&gt;&gt;&gt;</a>';

   }

   result+='</td></tr></table>';



   return result;

}



function linkToVideo(obj)

{

   var result="";

   if(obj.sourceMovie .length > 0)

   {

      result="<a href=w/"+obj.sourceMovie+" class=blink><u>Download video</u></a><br>";

   }

   return result;

}



function showLevel2(objNum, level)

{

   var documentContent=objectTpl;

   var objectContent;

   var obj=gallery.data[objNum];



   if(obj.sourceMovie.length > 1)

   {

      objectContent=videoTpl;

      objectContent=objectContent.replace(/_WIDTH_/g, gallery.mwidth);

      objectContent=objectContent.replace(/_HEIGHT_/g, gallery.mheight);

      objectContent=objectContent.replace(/_IMAGEFILE_/g, obj.imageFile);

      objectContent=objectContent.replace(/_FLASHVIDEO_/g, obj.flvMovie);

   }

   else

   {

      objectContent=imageTpl;

      objectContent=objectContent.replace(/_IMAGEFILE_/g, obj.imageFile);

      objectContent=objectContent.replace(/_DIR_/g, level == 3 ? "f":"w");

      objectContent=objectContent.replace(/_LEVEL_/g, level == 2 ? "3":"2");

   }



   documentContent=documentContent.replace(/_OBJECTNAVIGATOR_/g,objectNavigator(objNum, gallery.data.length, level));

   documentContent=documentContent.replace(/_OBJECT_/g, objectContent);

   documentContent=documentContent.replace(/_LINKTOVIDEO_/g, linkToVideo(obj));

   documentContent=documentContent.replace(/_DESCRIPTION_/g, obj.description);

   documentContent=documentContent.replace(/_GALLERYNAME_/g,gallery.name);



   return documentContent;

}



function showLevel1(page, totalPages)

{

   var firstObjNum=(page-1)*gallery.rows*gallery.cols;

   var lastObjNum;



   if(page == totalPages)

   {

      lastObjNum=gallery.data.length-1;

   }

   else

   {

      lastObjNum=firstObjNum+gallery.rows*gallery.cols-1;

   }



   var tableContent="";

   var rowContent="";



   for(i=firstObjNum; i<=lastObjNum; i++)

   {

      var tmpCol=colTpl;

      tmpCol=tmpCol.replace(/_WIDTH_/g,gallery.swidth.toString());

      tmpCol=tmpCol.replace(/_HEIGHT_/g,gallery.swidth.toString());

      tmpCol=tmpCol.replace(/_IMAGEFILE_/g,gallery.data[i].imageFile);

      tmpCol=tmpCol.replace(/_DESCRIPTION_/g,gallery.data[i].description);

      rowContent+=tmpCol;



      if((i-firstObjNum+1)%gallery.cols == 0 && i > firstObjNum || i ==lastObjNum)

      {

         var tmpRow=rowTpl.replace(/_ROWCONTENT_/g,rowContent);

         tableContent+=tmpRow;

         rowContent="";

      }

   }

 

   var documentContent=mainTableTpl;

   documentContent=documentContent.replace(/_GALLERYNAME_/g,gallery.name);

   documentContent=documentContent.replace(/_TABLECONTENT_/g,tableContent);

   documentContent=documentContent.replace(/_PAGENAVIGATOR_/g,pageNavigator( page, totalPages));

   return documentContent;

}



function checkLevel(level)

{

   if(isNaN(level) || level == 0)

      return 1;

   

   if(level >3 || level == 3 && !gallery.haveBigImg)

   {

      return 2;

   }



   return level;

}



function findObject(imageFile)

{

   for (var j in gallery.data)

   {

      if(gallery.data[j].imageFile == imageFile)

         return j;

   }

   return -1;

}



function getPageByObjNum(objectNum)

{

   return 1;

}



function showGallery()

{

   document.title=gallery.name;

   var page=parseInt(getGETParam("page"));

   var level=parseInt(getGETParam("level"));

   var obj=getGETParam("obj");



   if(isNaN(page) || page == 0)

      page=1;



   var objectNum=findObject(obj);

   if(objectNum < 0)

      level=1;



   level=checkLevel(level);



   var objPerPage=gallery.rows*gallery.cols;

   var totalPages=(gallery.data.length-gallery.data.length%objPerPage)/objPerPage;

   if(gallery.data.length%objPerPage > 0) 

      totalPages++;



   if(page > totalPages)

      page=totalPages;



   var documentContent="";

   if(level == 1) 

   {

       documentContent=showLevel1(page, totalPages);

   }

   else

   {

      documentContent=showLevel2(objectNum, level);

      page=getPageByObjNum(objectNum);

   }



   documentContent=documentContent.replace(/_PAGE_/g,page.toString());

   documentContent=documentContent.replace(/_LEVEL_/g,level.toString());

   documentContent=documentContent.replace(/_OBJ_/g,obj);



   document.write(documentContent);

}