var currentImg;
var imgArray
var currentThumb;

function openImg(nr, imgId, pathToImg, imgDescription){
	//parbauda vai bilde jau nav ieladeta
	//if(Array.find(openedImgArray, $imgId) == -1) {//ja nav ieladeta
		document.getElementById('croppedImg').innerHTML = '<a><img src="'+pathToImg+'" alt="" height="236" width="356" /></a>';
        document.getElementById('imgDescription').innerHTML = ''+imgArray[nr][2]+'';
        
        if(imgArray[nr][2]==''){
        	document.getElementById('imgDescription').style.display = 'none'
        }
        else {
        	document.getElementById('imgDescription').style.display = 'block'
        }
       //alert(imgArray[nr][2])
        
        //back forward uzstadisana
        if(nr>0){//uzstada previous
        	document.getElementById('previous').style.visibility = 'visible'
        	document.getElementById('previous').innerHTML = '<a onclick="openImg('+(nr-1)+',\''+ imgArray[nr-1][0]+'\',\''+ imgArray[nr-1][1]+'\',\''+ imgArray[nr-1][2]+'\')" style=\"cursor:pointer;\"></a>'
        }
        if(nr==0){
        	document.getElementById('previous').style.visibility = 'hidden'
        }
       
        if(nr < imgArray.length-1){//uzstada forward
        	document.getElementById('next').style.visibility = 'visible'
        	document.getElementById('next').innerHTML = '<a onclick="openImg('+(nr+1)+',\''+ imgArray[nr+1][0]+'\',\''+ imgArray[nr+1][1]+'\',\''+ imgArray[nr+1][2]+'\')" style=\"cursor:pointer;\"></a>'
        }
        if(nr == imgArray.length-1){
        	document.getElementById('next').style.visibility = 'hidden'
        }
        
        //uzstada bulett
        var bulettPos = 1
        if(nr==0) bulettPos=0;
        var screenPos = imgArray.length - 1 - nr
        if(screenPos == 0) bulettPos=3;
        if(screenPos == 1) bulettPos=2;
        document.getElementById('bulett').style.left = 55  + (bulettPos * 75) + 'px'
        
        //nomaina mazas bildes
        var startPos;
        startPos = nr - 1;
        if(nr <= 1) startPos=0;
       /// if(imgArray.length <= 2) startPos = imgArray.length - nr - 1;
        if(imgArray.length - 1 == nr) startPos = nr - 3;
        if(imgArray.length - 2 == nr) startPos = nr - 2;
        
       // alert(imgArray.length - nr)
        //alert('startPos='+startPos)
        
        for(var i=0; i < imgArray.length; i++){
        	if(i<startPos || startPos+i > 2){//hidden
        		document.getElementById('img_'+i).style.display = 'none'
        		//alert('hidden_'+i+'_i='+(i)+'_startPos='+(startPos))
        		//alert(i)
        	}
        	if(i>=startPos && !(i-startPos > 3)){//show
        		//alert('vis_'+i)
        		document.getElementById('img_'+i).style.display = 'block'
        	}
        	
        	//zoom
        	if(i == nr){
        		document.getElementById('zoom_'+i).style.display = 'block'
        	}
        	if(i != nr){
        		document.getElementById('zoom_'+i).style.display = 'none'
        	}
        }
        
        	
        //if(nr>1 && imgArray.length - 3 > )
	//}
	//else { // ja ir jau tada bilde
	//	document.getElementById('img_'+currentImg).style.display = 'none';
 	//	document.getElementById('img_'+imgId).style.display = 'block';
	//}
}


function MultiDimensionalArray(iRows,iCols)
{
var i;
var j;
   var a = new Array(iRows);
   for (i=0; i < iRows; i++)
   {
       a[i] = new Array(iCols);
       for (j=0; j < iCols; j++)
       {
           a[i][j] = "";
       }
   }
   return(a);
}