var nowShowedImg = new Array();


function showCatalogImg(id, key) { 
	if(!key) key = nowShowedImg[id];

	imgSmT = imgSm[id];            

	obj = document.getElementById("prevImg_"+id);
	if(obj) {
		if(nowShowedImg[id] == 0) {
			obj.style.display="none";
		}
		else {
			obj.style.display="block";
		}
	}
	obj = document.getElementById("nextImg_"+id);
	if(obj) {
		if(nowShowedImg[id] == (imgSmT.length-1)) {
			obj.style.display="none";
		}
		else {
			obj.style.display="block";
		}
	}
	var obj = document.getElementById("linkZoom_"+id);
	if(obj) obj.href = imgSmT[key]["img"];

	var obj = document.getElementById("linkImg_"+id);
	if(obj) obj.href = imgSmT[key]["img"];
	
	var obj = document.getElementById("imgSm_"+id);
	if(obj) obj.src = imgSmT[key]["img_sm"];

	var obj = document.getElementById("img_descr_"+id);
	if(obj) obj.innerHTML = imgSmT[key]["img_descr"];

	var obj = document.getElementById("imgTitle_"+id);
	if(obj) obj.innerHTML = "<a href='"+imgSmT[key]["url"]+"' class='goodTitle'>"+imgSmT[key]["title"]+"</a>";

}





function prevCatalogImg(id) {
	if(nowShowedImg[id] >= 0) {
		nowShowedImg[id]--;
	}
	else {
		nowShowedImg[id] = 0;
	}
//	alert(nowShowedImg);
	showCatalogImg(id);
}


//in this func err!
function nextCatalogImg(id) {
	var imgSmT = imgSm[id];
	if(nowShowedImg[id] < imgSmT.length-1) {
		nowShowedImg[id]++;
	}
	else {
		nowShowedImg[id] = imgSmT.length-1;
	}
//	alert(nowShowedImg);
	showCatalogImg(id);
}




function showHideZoom(id, action) {
	obj = document.getElementById('zoom_'+id);
	if(obj) {
		if(action == 1) obj.style.display = "block";
		else obj.style.display = "none";
	}
}




/* old
function setActiveTab(id) {
	if(!id) id = nowShow;
	var lastObj = document.getElementById(nowShow);
	if(lastObj) lastObj.style.display = 'none';

	if(document.getElementById('head_'+nowShow+'_Active')) document.getElementById('head_'+nowShow+'_Active').style.display = 'none';
	if(document.getElementById('head_'+nowShow+'_Deactive')) document.getElementById('head_'+nowShow+'_Deactive').style.display = 'block';
	if(document.getElementById('content_'+nowShow)) document.getElementById('content_'+nowShow).style.display = 'none';

	var nowObj = document.getElementById(id);
	if(nowObj) nowObj.style.display = 'block';

	if(document.getElementById('head_'+id+'_Active')) document.getElementById('head_'+id+'_Active').style.display = 'block';
	if(document.getElementById('head_'+id+'_Deactive')) document.getElementById('head_'+id+'_Deactive').style.display = 'none';
	if(document.getElementById('content_'+id)) document.getElementById('content_'+id).style.display = 'block';

	nowShow = id;
}
*/
function setActiveTab(id) {
	if(!id) id = nowShow;
	var lastObj = document.getElementById(nowShow);
	if(lastObj) lastObj.style.display = 'none';

	if(document.getElementById('head_'+nowShow+'_Active')) document.getElementById('head_'+nowShow+'_Active').style.display = 'none';
	if(document.getElementById('head_'+nowShow+'_Deactive')) document.getElementById('head_'+nowShow+'_Deactive').style.display = 'block';
	if(document.getElementById('content_'+nowShow)) document.getElementById('content_'+nowShow).style.display = 'none';

	var nowObj = document.getElementById(id);
	if(nowObj) nowObj.style.display = 'block';

	if(document.getElementById('head_'+id+'_Active')) document.getElementById('head_'+id+'_Active').style.display = 'block';
	if(document.getElementById('head_'+id+'_Deactive')) document.getElementById('head_'+id+'_Deactive').style.display = 'none';
	if(document.getElementById('content_'+id)) document.getElementById('content_'+id).style.display = 'block';

	nowShow = id;
}




function formOrderFocus(obj, value, value1) {
//	if(obj.value==value) {
//		obj.value='';
//	}
}





function formOrderBlur(obj, value, value1) {
	if(obj.value=='') {
		obj.value=value
	}
}

var requestAjax = new Array();
var alertUrl = false;




function setImgGallery(id) {
	objInner = document.getElementById("imgsGallery_"+id);
	if(!objInner) {
		alert("Не найден контейнер "+id+" для отображения элементов!\nРабота системы ограничена");
		return false;
	}
	if(!showElementsAjaxUrl) {
		if(alertUrl===false) alert("Не найдена ссылка для AJAX объекта!\nРабота системы ограничена");
		alertUrl = true;
		return false;
	}
	if(objInner.style.display == "block") {
		objInner.style.display = "none";
	}
	else {
		requestAjax[id] = createAjax();
		if(!requestAjax[id]) {
			alert("Невозможно отобразить список элементов!\nAJAX объект не существует\nРабота системы ограничена");
			return false;
		}
		var url = showElementsAjaxUrl+"&category_id="+id;
//		alert(url);
		requestAjax[id].open("GET", url, true);
		requestAjax[id].stateHandler = 0;
		requestAjax[id].actionAjax = "show";
		requestAjax[id].onreadystatechange = getSrcSubItems;
		requestAjax[id].send(null);
	}
}





function getSrcSubItems() {
	for(id in requestAjax) {
		if (requestAjax[id].actionAjax=="show" && requestAjax[id].stateHandler==0 && requestAjax[id].readyState == 4) {
			requestAjax[id].stateHandler = 1;
			if(requestAjax[id].status == 200) {
				objInner = document.getElementById("imgsGallery_"+id);
				if(!objInner) return false;
				responseText = requestAjax[id].responseText;

				//alert(responseText);





				responseTextArr = responseText.split('~|~|~');
				if(responseTextArr[0]) objInner.innerHTML = responseTextArr[0];

				if(responseTextArr[1]) eval(responseTextArr[1]);
			}
		}
	}
}


var galleryImg = new Array();
var nowShowedImgGallery = new Array();
var galleryImgSize = new Array();
var galleryScrollSize = new Array();




function showGalleryImg(id, key) {
//	if(!key) key = nowShowedImgGallery[id];

	if(!galleryImg[id]) return;

	imgSmT = galleryImg[id];

	obj = document.getElementById("divPrevGallery_"+id);
	if(obj) {
		if(nowShowedImgGallery[id] == 0) {
			obj.style.display="none";
		}
		else {
			obj.style.display="block";
		}
	}
	obj = document.getElementById("divNextGallery_"+id);
	if(obj) {
		if(nowShowedImgGallery[id] == (imgSmT.length-1)) {
			obj.style.display="none";
		}
		else {
			obj.style.display="block";
		}
	}
	var obj = document.getElementById("imgGallery_"+id+"_"+nowShowedImgGallery[id]);
	if(obj) obj.className = "item_a";

	var obj = document.getElementById("imgGallery_"+id+"_"+key);
	if(obj) obj.className = "item";

	var obj = document.getElementById("linkZoom_"+id);
	if(obj) obj.href = imgSmT[nowShowedImgGallery[id]]["img"];

	var obj = document.getElementById("aImgGallery_"+id);
	if(obj) obj.href = imgSmT[nowShowedImgGallery[id]]["img"];
	
	var obj = document.getElementById("imgGallerySm_"+id);

	/*link to*/
	if(obj) obj.src = imgSmT[nowShowedImgGallery[id]]["img_sm"];

}




function prevGalleryImg(id) {
	if(!galleryImg[id]) {
		return;
	}
	var now = nowShowedImgGallery[id];
	if(nowShowedImgGallery[id] > 0) {
		nowShowedImgGallery[id]--;
	}
	else {
		nowShowedImgGallery[id] = 0;
	}
	moveContentImgs(id, now);
	showGalleryImg(id, now);
}




function nextGalleryImg(id) {
	if(!galleryImg[id]) return;

	imgT = galleryImg[id];

	var now = nowShowedImgGallery[id];

	if(nowShowedImgGallery[id] < imgT.length-1) {
		nowShowedImgGallery[id]++;
	}
	else {
		nowShowedImgGallery[id] = imgT.length-1;
	}
	moveContentImgs(id, nowShowedImgGallery[id]);

	showGalleryImg(id, now);
}




function showThisGalleryImg(id, counter) {
	if(!galleryImg[id]) return;

	imgT = galleryImg[id];

	var now = nowShowedImgGallery[id];

	nowShowedImgGallery[id] = counter;

	moveContentImgs(id, nowShowedImgGallery[id]);

	showGalleryImg(id, now);
}
var imgsWidth;
var imgsVisWidth;
var nowPosition = 0;
var padGallery = 4;



function moveContentImgs(id, now) {
	var obj = document.getElementById("imgsGallery_"+id);
	var objTd = document.getElementById("td_"+id+"_0");
	if(obj) {
		padGallery = galleryImgSize[id][0]["summWidth"] - objTd.offsetWidth;
	}
	if(obj) {
		padGallery += 4;
		nowPosition = padGallery/2 + galleryImgSize[id][now]["summWidth"];
		imgsWidth = (obj.scrollWidth > obj.offsetWidth) ? obj.scrollWidth : obj.offsetWidth;
		imgsVisWidth = obj.offsetWidth;
//		alert(padGallery+" "+nowPosition);
		if(imgsVisWidth/2-nowPosition<0) {
			obj.scrollLeft = Math.abs(Math.ceil(imgsVisWidth/2-nowPosition));
		}
		else {
			obj.scrollLeft = 0;
		}
	}
}

function anOver(id) {
	document.getElementById("an" + id).style.background = '#2D373E';
}

function anOut(id) {
	document.getElementById("an" + id).style.background = 'url(/img/anouns-ind/bg-ttl.gif) repeat-x left top';
}